Source: The Illustrated London News, Nov.3 1855, p.527
CROGGON'S PATENT ASPHALTE ROOFING FELT; INODOROUS FELT, for damp walls, lining iron houses; sold in rolls 32 inches wide, ONE PENNY per SQUARE FOOT. Also, DRY HAIR FELT, for the preventing the radiation of heat and deadening sound; and SHEATHING FELT, for ships' bottoms, on which the copper lies smooth. Samples, directions, and testimonials sent by post.—Croggan and Co., 2, Dowgate-hill.