Northrop Gamma, Polar Star NR-12269 (1935)
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March 31, 2020On the original pictures shows nearly invisible „panel lines” between alu sheets and a lot of rivets.2
March 31, 2020Ailerons (classic design in comparison with “Sky Chief”) separated from the wings. The left (right side in the picture) sanded in shape.3
March 31, 2020Panel lines completed. Rivets, cut and hinges coming soon.4
April 1, 2020As usual I used connections pins (old pc board, memory bank slot) for hinges (elevators were thick enough).5
April 1, 20206
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April 3, 202010
April 5, 2020hinges, panel lines and rivets for the ailerons coming soon.11
April 5, 202012
April 5, 2020I sanded away the molded stiffeners because they were in the way of the riveting job and I restored them after riveting.13
April 6, 2020Transparent resin on wingtips as flush position lights.14
April 6, 2020Several rectangular inspection hatches. Hinge arms for ailerons.15
April 6, 2020Bolts of 0,38 mm round rod on tailing edge in place. Actuator links not installed yet.16
April 9, 202017
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April 11, 2020NASM, Washington.23
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April 18, 20204 overlapping panels per side completed. Masking for two more in place.29
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April 18, 2020Added canopy rails.31
April 18, 2020The rim around the window is well visible (access door reinforcement sheet).32
April 20, 202033
April 20, 2020The gap between fuselage and wing filled with plastic and CA.34
April 20, 2020Template for clear parts (all was made of plain panels)35
April 21, 202036
April 21, 202037
April 22, 2020The rails: ...I found round rod with 0.24 mm diameter...38
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April 23, 2020New technology for making windows.41
April 23, 2020The language of an ingenieur is a drawing 🙂42
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April 24, 202044
April 25, 20200,28 mm thick and bended clear plastic as replacement for the 2 inner Tesa layers.45
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Kommentit
17 February 2025, 13:11 -
Album info
There is a very interesting story about this airrplane, described for example in english wiki:
7en.wikipedia.org/wiki/Polar_Star_(airplane)