Philadelphia Contributionship for the Insurance of Houses from Loss by Fire. Philadelphia, Pennsylvania. Wood - Shield Shape. Four Lead Hands Clasped. ""1752"" in Lead on Bottom of Mark. Issued by Insurance Company in 1935 for Advertising Purposes.10 X 15. DETERMINED TO BE AUTHENTIC BY VERIFICATION COMMITTEE.- See Link Below for more Pictures and Auction Item information like Min Bid, Bulau, etc