The Adb-setup-1.3 Full.zip file (typically 8–10 MB) contains:
Instead of searching for older installers like 1.3, it is generally safer and more effective to use the directly from Google: Adb-setup-1.3 Full.zip
Last updated: Based on archive.org records, version 1.3 circulated primarily between 2014–2017. Use with awareness of its age. The Adb-setup-1