1961 Double Sided Centerfold Merck Animal Health - Protect Your Cattle Vintage Ad

This amazing original advertisement measures @ 13 x  20" and is in the form of a large centerfold magazine ad with details f rom Merck Animal Health for the Cattle Farmer's.  The Large Double Sided ad promotes by taking care of your cattle your profits will take care of themselves! Veterinarian approved Merck Biologicals.  Rahway, New Jersey.  Small divot on the lower portion of the centerfold where original staple was.