K2r3 envelope boards in a biscuit tin

391↔ × 400↕
©2024 Electropict
This work is licensed under a
Creative
Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
(ask about commercial terms)
391↔ × 400↕
©2024 Electropict
This work is licensed under a
Creative
Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
(ask about commercial terms)