Sign Marker Ink Stamp Set

A fabulous set of vintage shop keepers ink stamps, used for sign writing and pricing
Dating from early 1900s, made in USA
Contains complete sets of upper case and lower case alphabet, numbers, punctuation and space bar/ruler
 Upper case letters 18mm tall
Lowers case letters 12mm tall 
Numbers 14mm tall 
In their original box 40cm long x 17cm wide x 4cm deep