Urethral Instrument SetEliot, Gustavus, MD (AB Yale 1877)George Tiemann and CompanyA set of urethral instruments, manufactured by George Tiemann and Co. and sold by the E. L. Washburn Company of New Haven, Connecticut. Housed in a wooden box lined with dark velvet, the set includes an American sound gauge, four plated sounds, two metal catheters, and a set of bougie à boule.still image