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>Hi, > >John Tredrea wrote: > >>The table provided by Anderson is interesting and may >be >accurate with respect to numbers built although >they seem >quite high for the Hemmemmaa's and >Turuma's, but they >definitely diverge significantly >in gunnery details from >information that I have on >captured Swedish ships in >Russian hands. The >dimensions are close to those taken >by the Russians >and the differences may relate to >different systems >of measurement, but the armament for >the Hemmenma's >and Turuma's is very far off with respect >to both >numbers and calibres. 24x36 pdrs!!! These must >be >misprints of some sort. I wonder what Anderson's >>source was? > >There is a book “F H Chapman, The first Naval >Architect and His Works,” by Daniel G Harris. This is >basically a biography of Chapman and includes >discussions of the ships he designed. One chapter is >devoted to the Inshore Fleet. It provides the >following details for the four large designs: > >Pohjanmaa – 90’ x 26’ x 7’; 4 pair oars; ketch rig; >100 men; 4 x 24 pounders. >Udenmaa - 118’ x 25’ x 5’; 14 pair oars; polacare bark >without topgallents; 220 men; 10 x 12 pounders on >centerline, 2 x 3 pounders. >Trunmaa – 117’ x 31’ x ?’; 16 pair oars; ship rig >without topgallents; 220 men; 22 x 12 pounders, 10 x 3 >pounders. >Hemeenmaa – 142’ x 34’ x 10’; 20 pair oars; ship rig >with topgallents; ? men; 22 x 36 pounders, 2 x 12 >pounders, 4 x 3 pounders. > >After 1770 the Trunmaa’s were increased to 123’ x 31’ >and the 12 pounders replaced by 18 pounders. There >were a total of 14 built before 1788. > >Also, in 1808, a further 2 Hemeenmaa’s were build with >only 10 pair of oars but an additional 10 x 24 >pounders. > >The foot listed appears to be 11.7 inches long. > >The author provides a bibliography of 11 published and >15 unpublidshed sources; Anderson’s “Oared Fighting >Ships” being the only English language source. > >>You are correct about the names standing for >provinces in >Finland, at least with respect to >Hemmemmaa. All the >larger types were grouped together >in Russian service as >Shebecks (from Xebec, Zebec, >etc in the Mediterranean) >and were rather similar to >the Russian rowing frigates. > >The above 4 classes were designed as a response to the >Russian shebecks. > >Carl

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