Comment card for the Union Steam Pump Co., c. 1905 Caption on front: CITY..... STATE..... DATE..... 190... UNION STEAM PUMP CO. BATTLE CREEK, MICH. GENTLEMEN: REPLYING TO YOUR FAVOR OF..... INST. HAVE TO SAY..... VERY TRULY YOURS,..... KINDLY FILL ABOVE OUT AND MAIL TO US. Caption on back: UNION STEAM PUMP CO., BATTLE CREEK, MICH. DEPT. B.