N47B - Used by Air One from February 1991 until August 1999. Photograph probably taken in San Jose. Scanned from an original photograph from my collection, date, and photographer unknown.

This inactive Sikorsky S-58T owned Helicopter Transportation Services was stored at Carp, ON prior to HTS selling its S-58 fleet to S. Korea in late 2019. It was delivered new to Humble Oil in May 1957 as N863 for offshore drilling support and operated by Rotor Aids from a large heliport in Grand Isle, LA. In Oct 1959, it was sold to Okanagan Helicopters in Canada in Oct. 1959 as CF-LWB and upgrade to a turbine S-58B/T 1971. It was owned by Helicsa in Spain (EC-CYJ) from 1976 until sold to the USA. Between 1991 and 2016, N47B, was operated by Air One, Air Crane and finally HTS.