Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 920 – Back C February 2, 2021October 25, 2021 Master Builder 2512 Views From: 920 (483): Alpha-1 Rocket BaseName: Alpha-1 Moving Laboratory 1Instructions: View PDF ContributionsName and PDF Instructions submitted on January 31, 2021 by: plastic.ati