Vintage Dog Advertising Bob Martin's "Bloom" Shampoo - Cocker Spaniel (?)

Description

Vintage dog advertising packet for Bob Martin's "Bloom" Shampoo. Pictures what looks like a Cocker or Springer Spaniel on packet.
"For dogs and puppies of all ages and breeds"
This looks like 1940-1950 era and is a dry shampoo powder that you mix with water to form the liquid shampoo you wash your dog with.