My rims are conventional constructions as described by Robert Benedetto in his excellent book.

Side braces span the entire width of the sides and are covered with filler pieces that match the surrounding kerfed linings.

Neck and end blocks are curved to balance the strength, weight and volume of the resulting structure.

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Rim of the 18” Skylark prototype.

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Tail block of a 16” Skylark Spirit.

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Neck block and inside of cutaway on a 16” Skylark Spirit.

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Nice Angel Step figure on a 16” Skylark Spirit.