diff --git a/.gitignore b/.gitignore
index 0c49cf3..ee898da 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,4 +25,6 @@ Barum_TestProject/
 MacroTest/
 AlarmTest/
 Output_Excel/
-Test_DLS/
\ No newline at end of file
+Test_DLS/
+MarcCroling/
+OutPutMarc/
\ No newline at end of file
diff --git a/ISBN_Check_test/.vs/ISBN_Check_test/v16/.suo b/ISBN_Check_test/.vs/ISBN_Check_test/v16/.suo
index 73887d6..9449723 100644
Binary files a/ISBN_Check_test/.vs/ISBN_Check_test/v16/.suo and b/ISBN_Check_test/.vs/ISBN_Check_test/v16/.suo differ
diff --git a/ISBN_Check_test/Form2.Designer.cs b/ISBN_Check_test/Form2.Designer.cs
index 802b14c..0def7b8 100644
--- a/ISBN_Check_test/Form2.Designer.cs
+++ b/ISBN_Check_test/Form2.Designer.cs
@@ -97,7 +97,7 @@ namespace ISBN_Check_test
             this.dataGridView1.RowTemplate.Height = 23;
             this.dataGridView1.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.CellSelect;
             this.dataGridView1.Size = new System.Drawing.Size(876, 444);
-            this.dataGridView1.TabIndex = 4;
+            this.dataGridView1.TabIndex = 0;
             this.dataGridView1.CellClick += new System.Windows.Forms.DataGridViewCellEventHandler(this.dataGridView1_CellClick);
             this.dataGridView1.CellDoubleClick += new System.Windows.Forms.DataGridViewCellEventHandler(this.dataGridView1_CellDoubleClick);
             this.dataGridView1.RowPostPaint += new System.Windows.Forms.DataGridViewRowPostPaintEventHandler(this.dataGridView1_RowPostPaint);
@@ -159,7 +159,7 @@ namespace ISBN_Check_test
             this.tb_book_name.Location = new System.Drawing.Point(12, 23);
             this.tb_book_name.Name = "tb_book_name";
             this.tb_book_name.Size = new System.Drawing.Size(254, 21);
-            this.tb_book_name.TabIndex = 5;
+            this.tb_book_name.TabIndex = 0;
             // 
             // tb_author
             // 
@@ -167,7 +167,7 @@ namespace ISBN_Check_test
             this.tb_author.Name = "tb_author";
             this.tb_author.ReadOnly = true;
             this.tb_author.Size = new System.Drawing.Size(101, 21);
-            this.tb_author.TabIndex = 5;
+            this.tb_author.TabIndex = 1;
             // 
             // tb_book_comp
             // 
@@ -175,7 +175,7 @@ namespace ISBN_Check_test
             this.tb_book_comp.Name = "tb_book_comp";
             this.tb_book_comp.ReadOnly = true;
             this.tb_book_comp.Size = new System.Drawing.Size(134, 21);
-            this.tb_book_comp.TabIndex = 5;
+            this.tb_book_comp.TabIndex = 2;
             // 
             // tb_isbn
             // 
@@ -183,7 +183,7 @@ namespace ISBN_Check_test
             this.tb_isbn.Name = "tb_isbn";
             this.tb_isbn.ReadOnly = true;
             this.tb_isbn.Size = new System.Drawing.Size(109, 21);
-            this.tb_isbn.TabIndex = 5;
+            this.tb_isbn.TabIndex = 3;
             // 
             // tb_price
             // 
@@ -191,7 +191,7 @@ namespace ISBN_Check_test
             this.tb_price.Name = "tb_price";
             this.tb_price.ReadOnly = true;
             this.tb_price.Size = new System.Drawing.Size(55, 21);
-            this.tb_price.TabIndex = 5;
+            this.tb_price.TabIndex = 4;
             // 
             // label1
             // 
@@ -243,7 +243,7 @@ namespace ISBN_Check_test
             this.button1.Location = new System.Drawing.Point(776, 12);
             this.button1.Name = "button1";
             this.button1.Size = new System.Drawing.Size(75, 23);
-            this.button1.TabIndex = 7;
+            this.button1.TabIndex = 6;
             this.button1.Text = "닫   기";
             this.button1.UseVisualStyleBackColor = true;
             this.button1.Click += new System.EventHandler(this.button1_Click);
@@ -266,14 +266,14 @@ namespace ISBN_Check_test
             this.panel1.Location = new System.Drawing.Point(0, 0);
             this.panel1.Name = "panel1";
             this.panel1.Size = new System.Drawing.Size(876, 55);
-            this.panel1.TabIndex = 8;
+            this.panel1.TabIndex = 2;
             // 
             // btn_ReSearch
             // 
             this.btn_ReSearch.Location = new System.Drawing.Point(695, 12);
             this.btn_ReSearch.Name = "btn_ReSearch";
             this.btn_ReSearch.Size = new System.Drawing.Size(75, 23);
-            this.btn_ReSearch.TabIndex = 7;
+            this.btn_ReSearch.TabIndex = 5;
             this.btn_ReSearch.Text = "검   색";
             this.btn_ReSearch.UseVisualStyleBackColor = true;
             this.btn_ReSearch.Click += new System.EventHandler(this.btn_ReSearch_Click);
@@ -285,7 +285,7 @@ namespace ISBN_Check_test
             this.panel3.Location = new System.Drawing.Point(0, 55);
             this.panel3.Name = "panel3";
             this.panel3.Size = new System.Drawing.Size(876, 444);
-            this.panel3.TabIndex = 10;
+            this.panel3.TabIndex = 1;
             // 
             // Form2
             // 
@@ -295,7 +295,7 @@ namespace ISBN_Check_test
             this.Controls.Add(this.panel3);
             this.Controls.Add(this.panel1);
             this.Name = "Form2";
-            this.Text = "Form2";
+            this.Text = "`";
             this.Load += new System.EventHandler(this.Form2_Load);
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
             this.panel1.ResumeLayout(false);
diff --git a/ISBN_Check_test/Form2.cs b/ISBN_Check_test/Form2.cs
index efffdf2..b86c033 100644
--- a/ISBN_Check_test/Form2.cs
+++ b/ISBN_Check_test/Form2.cs
@@ -23,7 +23,7 @@ namespace ISBN_Check_test
         }
         private void Form2_Load(object sender, EventArgs e)
         {
-
+            dataGridView1.Focus();
 
             Sort_data(f1.dataGridView1);
 
diff --git a/ISBN_Check_test/bin/Debug/ISBN_Check_test.application b/ISBN_Check_test/bin/Debug/ISBN_Check_test.application
index 62881fa..7e899d3 100644
--- a/ISBN_Check_test/bin/Debug/ISBN_Check_test.application
+++ b/ISBN_Check_test/bin/Debug/ISBN_Check_test.application
@@ -21,7 +21,7 @@
           <dsig:Transform Algorithm="urn:schemas-microsoft-com:HashTransforms.Identity" />
         </dsig:Transforms>
         <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha256" />
-        <dsig:DigestValue>oDGHLUSiwYxsLD3eIcgv30mFLMv2XBPtto12TCuBiKE=</dsig:DigestValue>
+        <dsig:DigestValue>F7W1cK7V9Up1c4wq6FjJVdBQX3Vi9VvrLNVXEgS4D+U=</dsig:DigestValue>
       </hash>
     </dependentAssembly>
   </dependency>
diff --git a/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe b/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe
index 633a409..663093e 100644
Binary files a/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe and b/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe differ
diff --git a/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe.manifest b/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe.manifest
index 8497406..7edcbc2 100644
--- a/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe.manifest
+++ b/ISBN_Check_test/bin/Debug/ISBN_Check_test.exe.manifest
@@ -3,7 +3,7 @@
   <asmv1:assemblyIdentity name="ISBN_Check_test.exe" version="1.0.0.2" publicKeyToken="0000000000000000" language="neutral" processorArchitecture="msil" type="win32" />
   <application />
   <entryPoint>
-    <assemblyIdentity name="ISBN_Check_test" version="1.0.8020.28093" language="neutral" processorArchitecture="msil" />
+    <assemblyIdentity name="ISBN_Check_test" version="1.0.8034.31052" language="neutral" processorArchitecture="msil" />
     <commandLine file="ISBN_Check_test.exe" parameters="" />
   </entryPoint>
   <trustInfo>
@@ -67,13 +67,13 @@
   </dependency>
   <dependency>
     <dependentAssembly dependencyType="install" allowDelayedBinding="true" codebase="ISBN_Check_test.exe" size="76800">
-      <assemblyIdentity name="ISBN_Check_test" version="1.0.8020.28093" language="neutral" processorArchitecture="msil" />
+      <assemblyIdentity name="ISBN_Check_test" version="1.0.8034.31052" language="neutral" processorArchitecture="msil" />
       <hash>
         <dsig:Transforms>
           <dsig:Transform Algorithm="urn:schemas-microsoft-com:HashTransforms.Identity" />
         </dsig:Transforms>
         <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha256" />
-        <dsig:DigestValue>PBtPbXDpNLIogBBAhd0sSHeOXXuVr2EUhxehjKWs9nk=</dsig:DigestValue>
+        <dsig:DigestValue>bxncI1VlTbrqYbFDshYwJwk+2t61DUInxbOAIRCnDQw=</dsig:DigestValue>
       </hash>
     </dependentAssembly>
   </dependency>
@@ -236,7 +236,7 @@
         <dsig:Transform Algorithm="urn:schemas-microsoft-com:HashTransforms.Identity" />
       </dsig:Transforms>
       <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha256" />
-      <dsig:DigestValue>LHqpLQbzqW7AQgNAsA417MTjarz9ePKU/qMVRC8RamY=</dsig:DigestValue>
+      <dsig:DigestValue>0DgKqWF8wsno2qNKQ5/rIF5RAaY/bInkAt8Ir0MEdgo=</dsig:DigestValue>
     </hash>
   </file>
 </asmv1:assembly>
\ No newline at end of file
diff --git a/ISBN_Check_test/bin/Debug/ISBN_Check_test.pdb b/ISBN_Check_test/bin/Debug/ISBN_Check_test.pdb
index 3ff5483..d64d9c1 100644
Binary files a/ISBN_Check_test/bin/Debug/ISBN_Check_test.pdb and b/ISBN_Check_test/bin/Debug/ISBN_Check_test.pdb differ
diff --git a/ISBN_Check_test/bin/Debug/app.publish/ISBN_Check_test.exe b/ISBN_Check_test/bin/Debug/app.publish/ISBN_Check_test.exe
index c379b78..526cffd 100644
Binary files a/ISBN_Check_test/bin/Debug/app.publish/ISBN_Check_test.exe and b/ISBN_Check_test/bin/Debug/app.publish/ISBN_Check_test.exe differ
diff --git a/ISBN_Check_test/obj/Debug/ISBN_Check_test.application b/ISBN_Check_test/obj/Debug/ISBN_Check_test.application
index 62881fa..7e899d3 100644
--- a/ISBN_Check_test/obj/Debug/ISBN_Check_test.application
+++ b/ISBN_Check_test/obj/Debug/ISBN_Check_test.application
@@ -21,7 +21,7 @@
           <dsig:Transform Algorithm="urn:schemas-microsoft-com:HashTransforms.Identity" />
         </dsig:Transforms>
         <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha256" />
-        <dsig:DigestValue>oDGHLUSiwYxsLD3eIcgv30mFLMv2XBPtto12TCuBiKE=</dsig:DigestValue>
+        <dsig:DigestValue>F7W1cK7V9Up1c4wq6FjJVdBQX3Vi9VvrLNVXEgS4D+U=</dsig:DigestValue>
       </hash>
     </dependentAssembly>
   </dependency>
diff --git a/ISBN_Check_test/obj/Debug/ISBN_Check_test.csproj.GenerateResource.cache b/ISBN_Check_test/obj/Debug/ISBN_Check_test.csproj.GenerateResource.cache
index 89d8c56..8471552 100644
Binary files a/ISBN_Check_test/obj/Debug/ISBN_Check_test.csproj.GenerateResource.cache and b/ISBN_Check_test/obj/Debug/ISBN_Check_test.csproj.GenerateResource.cache differ
diff --git a/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe b/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe
index 633a409..663093e 100644
Binary files a/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe and b/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe differ
diff --git a/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe.manifest b/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe.manifest
index 8497406..7edcbc2 100644
--- a/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe.manifest
+++ b/ISBN_Check_test/obj/Debug/ISBN_Check_test.exe.manifest
@@ -3,7 +3,7 @@
   <asmv1:assemblyIdentity name="ISBN_Check_test.exe" version="1.0.0.2" publicKeyToken="0000000000000000" language="neutral" processorArchitecture="msil" type="win32" />
   <application />
   <entryPoint>
-    <assemblyIdentity name="ISBN_Check_test" version="1.0.8020.28093" language="neutral" processorArchitecture="msil" />
+    <assemblyIdentity name="ISBN_Check_test" version="1.0.8034.31052" language="neutral" processorArchitecture="msil" />
     <commandLine file="ISBN_Check_test.exe" parameters="" />
   </entryPoint>
   <trustInfo>
@@ -67,13 +67,13 @@
   </dependency>
   <dependency>
     <dependentAssembly dependencyType="install" allowDelayedBinding="true" codebase="ISBN_Check_test.exe" size="76800">
-      <assemblyIdentity name="ISBN_Check_test" version="1.0.8020.28093" language="neutral" processorArchitecture="msil" />
+      <assemblyIdentity name="ISBN_Check_test" version="1.0.8034.31052" language="neutral" processorArchitecture="msil" />
       <hash>
         <dsig:Transforms>
           <dsig:Transform Algorithm="urn:schemas-microsoft-com:HashTransforms.Identity" />
         </dsig:Transforms>
         <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha256" />
-        <dsig:DigestValue>PBtPbXDpNLIogBBAhd0sSHeOXXuVr2EUhxehjKWs9nk=</dsig:DigestValue>
+        <dsig:DigestValue>bxncI1VlTbrqYbFDshYwJwk+2t61DUInxbOAIRCnDQw=</dsig:DigestValue>
       </hash>
     </dependentAssembly>
   </dependency>
@@ -236,7 +236,7 @@
         <dsig:Transform Algorithm="urn:schemas-microsoft-com:HashTransforms.Identity" />
       </dsig:Transforms>
       <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha256" />
-      <dsig:DigestValue>LHqpLQbzqW7AQgNAsA417MTjarz9ePKU/qMVRC8RamY=</dsig:DigestValue>
+      <dsig:DigestValue>0DgKqWF8wsno2qNKQ5/rIF5RAaY/bInkAt8Ir0MEdgo=</dsig:DigestValue>
     </hash>
   </file>
 </asmv1:assembly>
\ No newline at end of file
diff --git a/ISBN_Check_test/obj/Debug/ISBN_Check_test.pdb b/ISBN_Check_test/obj/Debug/ISBN_Check_test.pdb
index 3ff5483..d64d9c1 100644
Binary files a/ISBN_Check_test/obj/Debug/ISBN_Check_test.pdb and b/ISBN_Check_test/obj/Debug/ISBN_Check_test.pdb differ