. McElroy's Philadelphia city directory . Aus;ust Prutzman^. ^ No. 31 Strawberry street, between Market and Cliesnut,above Second st. Philadelphia: Inventor of the PATENT LEVER LOCK and Key; a Safe Lock for Banks, Insurance Offices, Stores, &c. Also, an improved SWEDISH PADLOCK, for Store Doors and other purposes, which he warrants cannot be picked, or opened without the other kinds of Locks, and other work in his line, made to B. The Franklin Institute have awarded to A. P. the premiumof the Scotts Legacy for his Patent Lever Lock and Kev.

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