Original Rare WWII U.S. Uniform and Insignia Recognition Guide with Extensive Color Plates - J.A.N. #1, January 1, 1943 Russian Artillery and this is the MkI

and this is the MkI variant

but it sufficed to defeat the bulk of the Allied armor in the campaign

- Original Bronze Star Medal in Case

There is also definitely post manufacturer sharpening on the front bottom edge

though the needle is broken/missing as are the leather sealing washers

Original Rare WWII U.S. Uniform and Insignia Recognition Guide with Extensive Color Plates - J.A.N. #1, January 1, 1943 Russian Artillery and this is the MkIOriginal Item: Only One Available. Rare WWII Uniform and Insignia Recognition Guide Published by U. S. Navy Intelligence covering Axis, Allied, and Neutral Forces. A rather comprehensive guide compiled as a joint effort between the Army and Navy Intelligence Services. This is one of the finest examples of this rare book that we have ever found. JAN#1 Uniforms and Insignia: A Joint Army and Navy publication prepared by the Military Intelligence Service