AutoCAD 1.2 (2) April 1983 Version 1.2 (Release 2) April 1983 A Dimensioning facility added as an extra-cost option. Comments AutoCAD 1.2 (2) April 1983 Version 1.2 (Release 2) April 1983 A Dimensioning facility added as an extra-cost option. View the entire comment thread. Please enable JavaScript if you would like to comment on this blog.