Herreshoff #188702es [Unbuilt Centerboard Cutter for N. G. Herreshoff]
Particulars
Type: Cutter
Designed by: NGH
Not built, not assigned, cancelled, etc.: 1887-5
Construction: Wood
LOA: 40' (12.19m)
LWL: 33' (10.06m)
Beam: 9' 10" (3.00m)
Rig: Cutter
Centerboard: yes
Built for: Herreshoff, N. G.
Note: Particulars are primarily but not exclusively from the HMCo Construction Record. Supplementary information not from the Construction Record appears elsewhere in this record with a complete citation.
Model
Model number: 1301
Vessels from this model:
0 built, modeled by NGH
Original text on model:
"33.9 WL Cruising Yacht May 1, 1897 Not built
Model began 1887" (Source: Original handwritten annotation on model. Undated.)
Note: Vessels that appear in the records as not built, a cancelled contract, a study model, or as a model sailboat are listed but not counted in the list of vessels built from a model.
Offsets
Offset booklet number(s): MRDE02_00330
Offset booklet contents:
#188702es, #402s [Centreboard Cutter for NGH, Clara]
Offset Booklet(s) in Halsey C. Herreshoff Collection in the Model Room at the Herreshoff Marine Museum, Bristol, RI. (Restricted access --- see curator.)
Drawings
List of drawings:
Drawings believed to have been first drawn for, or being first referenced to
Herreshoff #188702es [Unbuilt Centerboard Cutter for N. G. Herreshoff] are listed in bold.
Click on Dwg number for preview, on HH number to see at M.I.T. Museum.
- Dwg 112-013 (HH.5.09301); Windlass for 5/16" Chain 33' L.W.L. C.B. Cutter (1887-06-16)
Note: The Haffenreffer-Herreshoff Collection is copyrighted by the Francis Russell Hart Nautical Collections of the MIT Museum in Cambridge, Mass. Permission to incorporate information from it in the Herreshoff Catalogue Raisonné is gratefully acknowledged. The use of this information is permitted solely for research purposes. No part of it is to be published in any form whatsoever.
Documents
Nathanael G. Herreshoff
"May 21st 1887.
Weighing Model for 32' 8" [crossed out and corrected to] 33f[t] l.w.l. c.b. sloop 9f[t] 10" beam for self.
Scale of model 1/12. R=12. e=12. g=1.029.
Plane of suspensions 1/2" above l.w.l. and 1/2" off from back of model.
Disp[lacement] to guage points fixed to model near ends at level of l.w.l. (upper on model)*
* LWL raised one inch to give disp. of 11 tons, making LWL 33ft.
Angle 0.
Mean of three [unreadable] of w[ei]g[h]ts. Bow point is C.
[Data table:]
A. B. C (bow).
Mean of 3 weights.
In air
.water
Diff. 2.2009. 1.6288. 1.9104.
A. 2.2009 x 2 = 4.4018.
B. 1.6288 x 1 = 1.6288.
C. 1.9104 x 0 = 0.
[Totals:] d = 5.7401. 6.0306.
Disp. net tons (R^3 * g * d) / 1000 = 10.21
Cent[er] of gravity = (e + 6 (2A + B)/a)) R = 18.31 ft.aft stem.
At 1" deeper immersion, making extreme draft 4' 4 1/2" and least free boat to sheer 2' 0 1/2".
Mean of 2 weighing net A 2.4061. B 1.8025. C 2.0093.
2.4061 [+] 1.8025 [+] 2.0093 = 6.2179.
Disp. net ton = (R^3 * g * d) / 1000 = 11.055 or 22110lbs
Cent[er] of gravity = (e + 6 * ((2A + B)/d) * R = 18.373f[t] [in pencil] = 55 1/2% of l.w.l." (Source: Herreshoff, N.G. Handwritten (in ink) note in Design Book No. 2, p. 38. Halsey C. Herreshoff Collection at the Herreshoff Marine Museum. May 21, 1887.)
"Estimate of W[ei]g[h]ts of construction. Hull.
Name. Material. Dimentions. Size. Wgt of Unit. Weight. Centre aft of axis. Moment. Centre above axis. Moment.
Keel [name]. W[hite] oak [Material]. 4 1/2 x 1 1/4' x 26 [Dimentions]. 9.7 [Size]. 60 [lbs. Weight of unit]. 590 [lbs. Weight]. 19 [Centre aft of axis]. 11200 [Moment]. 1.5 [Centre above axis]. 880 [Moment].
Floor plank. Oak. ...
Stem, knight heads. Oak. ...
Fore foot deadwood. Oak. ...
C[enter]board box. Oak & pine. ...
C[enter]board. Oak. ...
Deadwood. Oak. ...
Stern post. Oak. ...
Rudder. Oak. ...
Overhang & stern. Oak. ...
Timbers. Oak. ...
Planking. Y[ellow??] pine[?] & w[hite] pine. ...
Ceiling & floor. Pine. ...
Clamps & hanging knees. Oak & iron. ...
Deck beams. Oak. ...
Sheer streaks & pl[an] sheer. Oak. ...
Deck. Mahog[any] & pine. ...
Rail & deck fittings. Oak & c. ...
Partners & chain plates. Oak & bronze. ...
Fastenings. Metal. ...
Hatch. Windlass & bitts. Bronze. ...
Deck house. ...
Cockpit. ...
Water closet. ...
Lockers & backs. ...
Tanks, plumbing & water.
[Sums:] 7905 [lbs. Weight]. 156055 [moment aft of axis]. 32720 [moment above axis].
-----
[p. 40:] Estimate of Weights of Construction. Continued.
Stove & Cooking utensils. ...
China & provisions. ...
Ice. ...
Spare sails & rigging. ...
Anchors & chains. ...
Bedding & furnishings.
[Sums:] 900 [lbs. Weight]. 11350 [moment aft of axis]. 3297 [moment above axis].
-----
Mast. Spruce. ...
Topmast. Spruce. ...
Gaff. Spruce. ...
Boom. Spruce. ...
Bowsprit. Spruce. ...
Standing rigging. ...
Running rigging & blocks. ...
Sails. ...
Extra spars. ...
[Sums:] 1270 [lbs. Weight]. 19390 - 715 = 18675 [moment aft of axis]. 25380 [moment above axis].
-----
Disp[lacement] of model top of lead, pitched[??] to l.w.l.
mean of 2 wgts.
A .702 x 2 = .3404
B .0348 x 1 [=] .0348
C .1339 x 0 [= 0]
[Sums:] d= .3389. 3752
[Center symbol] [of] g[ravity] = 18.642
Disp. of boat [in] salt water = 1203.1lbs x 18.642 = 22429
Out[?] for c[enter]b[oard] & dead wood = 228lbs [x 18.642 =] 4693
[Sums:] Water disp. by lead 975 [x 18.642 =] 17736
-----
[p. 41] [in ink] Disp[lacement] calculated by weighing model 22110[lbs. Weight]. 18.373 [center of gravity aft of axis]. 406237 [moment].
Est[imate] of Hull as detailed on previous page 7905 [lbs]. ...
Est[imate] of Equipment as detailed on previous page 900 [lbs]. ...
Est[imate] of Rig as detailed on previous page 1270 [lbs]. ...
Crew and other w[ei]g[h]ts to ballance[sic] (including false keel forward & aft of lead & foot of rudder) 965 [lbs] ...
Lead keel, calculated by weighing model 11070 [lbs] ...
[Sums:] 22110 [lbs]. 406237 [moment aft of axis]. 77150 [moment above axis].
..." (Source: Herreshoff, N.G. Handwritten (in pencil and ink) table in Design Book No. 2, p. 39-41. Halsey C. Herreshoff Collection at the Herreshoff Marine Museum. Circa May 1887.)
Archival Documents
"[Item Transcription:] Handwritten (in ink and pencil) design book. Untitled [this is Design Book No. 2]. Relevant contents:
§51: #188702es Unbuilt Centerboard Cutter for N. G. Herreshoff Model 1301 'Weighing model for 32ft 8in [corrected to 33ft] l.w.l. c.b. sloop 9ft 10in beam for self.
11.055[tons] or 22110lbs
LWL raised one inch to give displ. of 11 tons, making LWL 33ft' (1887-05-21)
§52: #188702es Unbuilt Centerboard Cutter for N. G. Herreshoff Model 1301 Detailed est. weights table, C.G.s, moments (2 p.)
§54: #188702es Unbuilt Centerboard Cutter for N. G. Herreshoff Model 1301 Displ. by weighing model 22110lbs, moments." (Source: Herreshoff, N.G. (creator). Design Book No 2. Halsey C. Herreshoff Collection at the Herreshoff Marine Museum Item DsBk2. Model Room, Folder [no #]. 1883 (spring) to 1895-04-26.)
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"[Item Description:] Handwritten (in ink and pencil) offset booklet titled in faint ink on cover 'Sailing Yachts. N.G.H. Yawl. 28 3/4ft l.w.l. June 1887. CLARA [#402s]'. From text on p. 2 'May 1887. 33 L.W.L. Centreboard cutter yacht [#188702es Unbuilt Centerboard Cutter for N. G. Herreshoff]. Scale model 1/12th. Length overall 40ft. Length water line 33ft. Beam 9ft 10in. Frames spaced 12in'. [With no offsets.] Also 'June 20, 1887: Keel Yawl for N.G.H. Frames spaced 10 1/2in. Sheer line raised 2 1/2in above figures. Top of lead 1.0.0 above zero line. Bottom of lead as by pencil figures. CLARA'." (Source: Herreshoff, N.G. (creator). Offset Booklet. Halsey C. Herreshoff Collection at the Herreshoff Marine Museum Item MRDE02_00330. Folder [no #]. 1887-05.)
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"[Item Transcription:] Handwritten (in ink and pencil) notes booklet titled in ink '33ft LWL Cutter [#188702es Unbuilt Centerboard Cutter for N. G. Herreshoff]. 1887. Mr. Nat'l Herreshoff. R.M.[?] Dunbars[?] Ast. [this name crossed out]'. Relevant contents:
§2: #188702es [UNBUILT CENTERBOARD CUTTER FOR N. G. HERRESHOFF] List of Blocks
§3: #188702es [UNBUILT CENTERBOARD CUTTER FOR N. G. HERRESHOFF] Running Rigging
§5: #188702es [UNBUILT CENTERBOARD CUTTER FOR N. G. HERRESHOFF] Wire Rope Rigging
§6: #188702es [UNBUILT CENTERBOARD CUTTER FOR N. G. HERRESHOFF] Sail Prices (1887-06-13)." (Source: Herreshoff, N.G. (creator). Notes Booklet. Halsey C. Herreshoff Collection at the Herreshoff Marine Museum Item MRDE07_03290. Folder [no #]. 1887-05 to 1891-09.)
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Note: This list of archival documents contains in an unedited form any and all which mention #188702es [Unbuilt Centerboard Cutter for N. G. Herreshoff] even if just in a cursory way. Permission to digitize, transcribe and display is gratefully acknowledged.
Supplement
Research Note(s)
"Not built. NGH eventually decided to build #405s Clara. See four pages of detailed calculations in NGH design book dated May 21, 1887." (Source: van der Linde, Claas. May 3, 2019.)
Note: Research notes contain information about a vessel that is often random and unedited but has been deemed useful for future research.
Herreshoff Catalogue Raisonné.
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