OMG!!! Vintage Calf Weaner So Boss Simonson Iron Works × 3 More FARM COW.

Purchased at a Michigan antique auction are 4 calf weaners.  Three are branded , the SO-BOSS is the larger weaner and the 2 smaller ones are KANT SUK? And FD KEYES? I cannot tell what the stamp says for certain.  Please refer to the photos as they are part of the description.

B. Shelf