7 minHistoricalStreet LightingLate 19th-century photograph by Uriah Hunt, showing a man and boy on F Street in Washington, D.C., with a new electric hooded arc...
10 minHistoricalThe Bygone CobblerExcerpted from The Chronicle, Volume III, No. 10, March 1947 By Jared Van Wagenen The community tanner and cobbler have disappeared...
15 minManufacturingThe Black ArtePit under construction, taken about 1915 in the western part of Massachusetts. From The Chronicle Volume XII, No. 1, March 1959 by Eloise...
5 minHistoricalThe Bath Tub HoaxA Mosely Folding Bath advertised in the 1895 Montgomery Ward Catalog. This tub, disguised as a mirrored wardrobe, folded down and out of...
3 minHistoricalThe Secret Joint HingeSketch revealing the secret of the secret-joint hinge. From The Chronicle, Volume 3, No. 1, July 1944 By Rudolf Hommel A close study of...
3 minManufacturingManufacture of Tacks, Brads & SprigsReed's "one operation" nail machine. From The Chronicle, Volume 1, No. 3 March 1934 By Earle T. Goodnow The following information was...