Object Type: FolderIn Folder: Proof of Labor Records; (1859-1973)
Proof of Labor Book T
code 2230.3.1.T (jpeg)
Proof of Labor Book V
code 2230.3.1.V (jpeg)
Proof of Labor Book Y
code 2230.3.1.Y (jpeg)
Proof of Labor Book Z
code 2230.3.1.Z (jpeg)
Proof of Labor Book 4
code 2230.3.1.4 (jpeg)
Proof of Labor Book 1
code 2230.3.1.1 (jpeg)
Proof of Labor Book 2
code 2230.3.1.2 (jpeg)
Proof of Labor Book 3
code 2230.3.1.3 (jpeg)
Proof of Labor Book U
code 2230.3.1.U (jpeg)
Proof of Labor Book X
code 2230.3.1.X (jpeg)
Proof of Labor Book W
code 2230.3.1.W (jpeg)