This is a 1909 illustrated advertising cover and original letterhead enclosure from The Haynes & Chalmers Co., a wholesale hardware dealer based in Bangor, Maine.

• Sender & Enclosure: Includes the original typed letter on company letterhead, which features an illustration of their building at 176-178 Exchange Street. The letter is dated January 6, 1909, and signed by F.E. Eastman.

• Addressee: Mr. A.G. Chambers, Haynesville, Maine.

• Front Advertising: The front of the envelope features an illustration of "Ham's 'I.X.L.' No. 20 Cold Blast Searchlight".

• Back Advertising: The reverse is printed with a striking all-over graphic design showcasing various "Ham's Lanterns" (including The Sterling, Clipper, Matchless, and Mammoth models).

• Postmark: Postmarked with a machine cancel from Bangor, ME, dated Jan 7, 1909.

This is a highly visual piece of early 20th-century Maine business history, with strong appeal for collectors of classic hardware and lantern advertising.