View of an advertising card for John Bloom & Co. Printed on front: "John Bloom & Co., sail makers and riggers and dealers in all kinds of wire rope, cotton duck & awning goods. Awnings, flags, tents, etc. Made to order. Lofts over 9, 11 & 13 foot Woodward Ave. Prompt attention paid to country orders and window awnings for hotels and private residences. Detroit, Michigan. Very best arrangements for stowing gear. All work warranted first class. John Bloom, Nelson Bloom." Illustration of sailboat printed on back.