Parke Davis collectible ink blotter from the 1940s advertising Kapseals Ventrex. The advertisement describes the product as "an effective dosage of the antianemia factor of stomach tissue concentrate, together with a well tolerated iron salt and…
Parke Davis collectible ink blotter from the 1940s advertising Kapseals Ventrex. The advertisement states that the product "provide[s] three factors useful in the treatment of secondary anemias," including "specific antianemic factor," "iron," and…