29 1910-20's era Different Soo Line Railroad Poster Stamps 2 sheets

Excellent condition.

Individual Stamps are 2" by 1 1/2"(one stamp is 2 stamps wide), sheets are 7 1/2" by 5 3/4

One sheet has full gum, one sheet no gum, not sure why that is , but that is how I got them.

Advertising Poster Stamps, used in the 1910-20's era period of time.
 
Guaranteed Old & Original.