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AWB Onesky Crayford Helical Focuser by bcheck555 7 hrs ago
Periodic "Table" by snazcat 18 hrs ago
GAIA Hertzsprung–Russell Diagram by lnemzer 1 day ago
magic raindrop by Wartzenshvine 4 days ago
periodic table by snazcat 5 days ago
Parts to repair broken school earth globe by filmoscope 5 days ago
Bonnette pour spectroscopie by ledjo May 16, 2018
Telescope Motor Drive using 28BYJ-48 by orly_andico May 16, 2018
Benzene Molecule / Molecular Model by econopotamus May 16, 2018
dovetail mount for cameras on Celestron cpc800 (8' telescope) by qsecofr76 May 14, 2018
Physics Rotation Pulley by smartish123 May 13, 2018
Bonnette smartphone by ledjo May 12, 2018
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