WW2 U.S.M.C Official Micro Glass Lens Keuffel & Esser Co.N.Y 041586 Mahogany For Sale

Up for sale one -----WW2 U.S.M.C Official Micro Glass Lens Keuffel & Esser Co.N.Y 041586 Mahogany With original leather stamped case.
Preowned vintage condition with signs of common age and use wear, slide number inlays good shape, wood structure good solid shape, slider lens adapter good, as well as common slider lens good, slide tracks do have some damage, one side cracked out missing piece, other side signs of hairline cracks, still slides fine, original leather case good solid shape, overall really great rare slide ruler here with some possible great history, here for the right collector, any other questions please ask, will answer to the best of my knowledge.Thanks for looking