Northrop Gamma, Polar Star NR-12269 (1935)
1March 31, 2020On the original pictures shows nearly invisible „panel lines” between alu sheets and a lot of rivets.
2March 31, 2020Ailerons (classic design in comparison with “Sky Chief”) separated from the wings. The left (right side in the picture) sanded in shape.
3March 31, 2020Panel lines completed. Rivets, cut and hinges coming soon.
4April 1, 2020As usual I used connections pins (old pc board, memory bank slot) for hinges (elevators were thick enough).
5April 1, 2020
6April 2, 2020
7April 2, 2020
8April 3, 2020
9April 3, 2020
10April 5, 2020hinges, panel lines and rivets for the ailerons coming soon.
11April 5, 2020
12April 5, 2020I sanded away the molded stiffeners because they were in the way of the riveting job and I restored them after riveting.
13April 6, 2020Transparent resin on wingtips as flush position lights.
14April 6, 2020Several rectangular inspection hatches. Hinge arms for ailerons.
15April 6, 2020Bolts of 0,38 mm round rod on tailing edge in place. Actuator links not installed yet.
16April 9, 2020
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21April 11, 2020
22April 11, 2020NASM, Washington.
23April 11, 2020
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25April 12, 2020
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27April 18, 2020
28April 18, 20204 overlapping panels per side completed. Masking for two more in place.
29April 18, 2020
30April 18, 2020Added canopy rails.
31April 18, 2020The rim around the window is well visible (access door reinforcement sheet).
32April 20, 2020
33April 20, 2020The gap between fuselage and wing filled with plastic and CA.
34April 20, 2020Template for clear parts (all was made of plain panels)
35April 21, 2020
36April 21, 2020
37April 22, 2020The rails: ...I found round rod with 0.24 mm diameter...
38April 22, 2020
39April 22, 2020
40April 23, 2020New technology for making windows.
41April 23, 2020The language of an ingenieur is a drawing 🙂
42April 23, 2020
43April 24, 2020
44April 25, 20200,28 mm thick and bended clear plastic as replacement for the 2 inner Tesa layers.
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Comentários
7 June 2026, 19:18 -
Album info
There is a very interesting story about this airrplane, described for example in english wiki:
7en.wikipedia.org/wiki/Polar_Star_(airplane)
