The No. 53. Electric Boat
Company-design of 1.500 tons. Building approved in 1915. First material immediately
ordered. After 5,5 months yet for 19% completed. Contracted building time 28
months.
Note
1. Of the N-class. Laid down
at the shipyard of Seattle Construction and Drydock Company, Seattle,
Washington, USA on 26 July 1916, launched on 30 December 1916 and commissioned
on 26 September 1917.
Source
Marineblad 1915/1916 no. 6.
The article was mainly based on a report of the Secretary of Navy dated 16
October 1915 over the year ending on 30 June 1915.