Steam or gas turbine

A steam or gas turbine: No. 18561. Declared.12/23/1908.Issuance 02/28/1911 / h.A.Parsons.- [B.M .: B. and., 1911].-4 p., 2 l.Il .. -Description of a steam or gas turbine.To the privilege of a foreigner Ch.A.Parsons (Ch. A. Parsons), in the city of New Cestle on a secret, in England, declared on December 23, 1908 (okhr. St. No. 37988).Group III.No. 18561. The privilege issued on February 28, 1911.Ex.: With a handle.litter..I. Parsons, h.a..1.People (collection).Electronic copy source: PBOriginal storage location: VPTB FIPS