Curve of Areas, Versed Sines, Trochoids, and the Wave Theory

The wave theory described here was attractive to Victorian naval architects because it was fundamentally geometric and could be implemented using the drafting instruments of the time.

The wave theory described here was attractive to Victorian naval architects because it was fundamentally geometric and could be implemented using the drafting instruments of the time.

This is a short report inviting members to submit rule change proposals.

Nathanael Herreshoff‘s Vane Gears.
San Francisco Invitational Regatta Results.
US VMYG National Regatta Report.
Vintage Marblehead Coordinator’s Report.
Pond Yacht Building Course.
Excerpts from Thomas Moore’s Build a Winning Model Yacht.
Curve of Areas, Versed Sines, Trochoids, and the Wave Theory.

A Stunning Schooner.
Tom Thumb(ers) for the Lillipution Sized Minded.
French Armed Lugger Le Spectre.
One of Two Sisters, the Emily Barret.
Moore’s Mighty Mullety.
Seamaid – A Pretty Little Gaffer From OZ.

A Solo Obsession.
On Winds Over Britain.
A Family of Kiwi Fellas.
Huia – A Schooner Remembered.
Barry’s Tea Clipper.
A Canadian Reader’s Alden Malabar II.
Syd and the Yachts of Beresford.
San Francisco Model Yacht Club.
Just a Plain Old Working Girl.

This report discusses three new suggested changes to the VM rule and gives details on sail measurement and "headboards".

Vintage M Coordinator Report.
Vintage Northwest.
Daisy: History and development of vane steered cutter.
Old A Boat to Be Sailing Soon.
Sailing Spreckels Lake.
Camelot East Regatta a Great Success.
Book Review. Sunday Sailors. A Beginners Guide to Pond Boats and Model Yachting Until the 1950’s (Don Kihlstrom).
A Few Comments on Jibs.
The Ancient Mariner Answers Your Questions
Speed Rigging (Braine steering)
Vane steered free sail boats

This report discusses the new VM rule based on the 1954 M Class rules. It gives details of the Traditional/High Flyer split around 1945 and discusses the "controversy" over the spade rudders. It also talks about possible changes to the rule and whether there might be meassurement certificates.

Bluenose Schoonering.
Dabbling With The Ducks.
Catherine Bayley.
Owhiti Shingle Scow or Hollywood Tart?
My Philosophy on Windling.