Macey - Wernicke Cards and Supplies can be purchased throughresponsible Printers and Stationers
Apparently in addition to a Fred Macey Company and the Globe-Wernicke Co. there was a Macey-Wernicke Co. Ltd. which supplied card index supplies in 1904.
Geyer’s Stationer: Devoted to the Interests of the Stationery, Fancy Goods and Notion Trades, Volume 38, 1904. (p333)