Champion Pneumatic Machinery Co. salesman sample catalog, 1924-1925, with thirty-one linen-backed silver gelatin photographs, each mounted on a linen hinge, nearly all with pencil annotations and pricing on verso, in original black post-binder, 11 1/2" x 8", together with Champion Pneumatic Machinery Co. Price List No. 107, January 1, 1924, with lithographed Champion compressor on back, 8 1/2" x 5 1/2", and a Trade Discount List one leaf broadside, printed in black on orange paper, 10 5/8" x 5 3/4".

Competitive in-house shipping is available for this lot. Catalog with some wear to covers, sporadic minor foxing to linen backs, a few photos with some minor edge wear, overall very good condition, other two pieces in very good condition with minor edge wear.