Era Model Service
Quality Plan Sets for Radio Control Aircraft
Carl Goldberg's 1938 Comet Clipper
The spars are mated and glued together. The leading and trailing edges are being installed.
The main and rear spar joints were reinforced with carbon fiber tow, top and bottom.
ply joiner plates are installed at the center section. Epoxy used
here. Be sure to get the doublers centered well as the #2 ribs
rest against the #1 and #3 spar doublers.
the ply plates on the first and third tip spars. Note the shape
cut on the outer leading edge front plate and that the inner front
plate runs past the center of rib #11.
Leading edge clamping. Titebond III was used for this join.
center leading edge 1/8" balsa doubler. When making the one piece
wing only one center #1 rib is used. If the panels are joined
with the tips elevated as done here, the foot from the #1 rib is
removed before installation of the rib.
Shaping the trailing edge at the tip. The polyhedral
section is held flat on the table with the section of trailing edge
being sanded is on the edge of the work surface.
II Building Photos and Notes
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