Information And Photographs Curated By The Lawrence County, Indiana Museum About, And Of The School Bus Coachbuilder Carpenter Body Works:

http://lawrencecountyhistory.org/carpenter-schoolbus-exhibit

https://indianamemory.contentdm.oclc.org/digital/collection/p16066coll42/id/2993/

See this earlier post regarding the Carpenter Plant in Mitchell, Indiana: Carpenter Assembly Plant In Mitchell, Indiana