Herreshoff #192101ep [Power Tender for #779s Sally Ann]

"May 21, 1921
Sally Ann [779s] Power Launch
Built for Mr. Spencer Borden. On enlarged moulds from model of Alerions's dinghy. 12 1/2ft long, 4ft 8in wide, with Cady 3hp 2 cycle motor. 4 bl[ade] propeller 10in dia[meter], bent to about 14 1/2in pitch.
Weight of boat complete 400lbs.
Trial on Cove course of 394.5ft, av[erage] time 47 sec. and 580 r.p.m. 2 on board, Rate 5.7mph. Advance per revolution 10 1/2in.
With one on board on 1/2 mile course a little over 6 miles and 600rpm.
Standing pull 57lbs at about 450rpm." (Source: Herreshoff, N. G. Handwritten note in Experiments Booklet '1911 Trial Trips and Experiments' under date of May 21, 1921. Halsey C. Herreshoff Collection at the Herreshoff Marine Museum.)

"[Item Transcription:] [Penciled trial run note on verso of envelope 'Immediate. U.S. Weather Report' to NGH in Bristol:] SALLY ANN launch [#192101ep].
Standing pull. 57lbs about 450 rpm.
On 394.5 course, av[erage] 47 sec. Best 46 sec = about 5.80mph = 5.7mph … If pull was 50lbs at 2 1/2mph HP = ... 1/3HP'. Undated, Power Tender for #779s Sally Ann is believed to have been built in April 1921." (Source: Halsey C. Herreshoff Collection at the Herreshoff Marine Museum Item MRDE04_02660. Trial Run Note. Folder [no #]. No date (1921-04 ??).)
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"[Item Transcription:] Handwritten (in ink) trials booklet titled '1911. Trial Trips and Experiments'. Relevant contents:
§49: #192101ep [POWER TENDER FOR #779s SALLY ANN] Trial Run (1921-05-21)." (Source: Herreshoff, N.G. (creator) and Herreshoff, A. Sidney deW. (creator). Trials Booklet. Halsey C. Herreshoff Collection at the Herreshoff Marine Museum Item MRDE07_04280. Folder [no #]. 1911-06 to 1926-05.)
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Note: This list of archival documents contains in an unedited form any and all which mention #192101ep [Power Tender for #779s Sally Ann] even if just in a cursory way. Permission to digitize, transcribe and display is gratefully acknowledged.

"12'-10" x 4'-6" Motor Tender for Yacht Sally Ann [#779s Jessica]. Plan drawn by A.S. deW. H. Frame spaces 7 1/2". Molds 15/12 of new figures, in book for #718 [Alerion III, i.e. Alerion's dinghy]. Stern, mahogany, 13/16" thick. Planking, white cedar, 5/16" lapped strake. Sheer strake, white oak molded. Seats, mahogany 13/16" thick. [Motor] 3 HP Canoe Special [built by Cady of Canastota, NY]. [Propeller] 4-blades [as per notes on drawing 2-102]." (Source: van der Linde, Claas. October 26, 2009.)

"This vessel's contract date was estimated from the approximate date of its job number. The vessel's job number 11632 was assigned ca. 1921-04-26. Plan 2-102 from which this boat was built was drawn 1921-04-26. #779s Jessica (for which this vessel was built) was contracted for 1915-10-14. This boat's contract or building date is 5.5 years after #779s Jessica was contracted for." (Source: van der Linde, Claas. October 26, 2009.)

"Built in 25 days (contract to trial; equivalent to 16 lbs displacement/day)." (Source: van der Linde, Claas. January 16, 2024.)

Note: Research notes contain information about a vessel that is often random and unedited but has been deemed useful for future research.