Telephony, February 12, 1910, page 206:

Another  Wireless  Installation  in  the  Stock  Selling  Campaign.

    Advertisements have been appearing in the Columbus, Ohio papers to the effect that the Collins wireless telephone would be installed on the fifth floor of the new First National Bank Bldg. by the Collins Wireless Telephone Company and the public was invited to drop in and see the operations of the wonderful instrument. It was reported that it was a plan to sell stock in the company.