Antique original advertising booklet for The "KEYSTONE" Food Chopper ("The Sanitary Kind"), manufactured by the Colebrookdale Iron Co. in Pottstown, Pennsylvania. Features engraved illustration of the No. 30 Keystone food chopper and grinder on the front cover.

Cover text:
• The "KEYSTONE" Food Chopper
• The Sanitary Kind
• 30 KEYSTONE

Specifications:
• Form: Advertising Booklet / Pamphlet
• Manufacturer: Colebrookdale Iron Co.
• Origin: Pottstown, Pa., U.S.A.
• Dimensions: Approx. 3.2 x 6.1 inches

Condition:
Good antique condition showing expected age toning, light surface spotting/foxing, and minor edge handling wear consistent with vintage paper ephemera.

Items are packaged securely and shipped fast to ensure safe arrival.