Stamped on slide mount: "Dec 74 P2."Creation Datecirca 1974SubjectLearAvia CorporationHelicoptersBell 47 FamilyExtent1 photograph : transparency, color ; 2 x 2 inLanguageEnglishOriginal Formatcolor slidesBibliographic CitationThe William P. and Moya Olsen Lear Papers/The Museum of FlightRightsIn copyright
LearAvia Corporation, [LearAvia Bell 47 helicopter lifting oil drum], [2000-06-20_image_422]. Museum of Flight Digital Collections, accessed 14/02/2026, https://digitalcollections.museumofflight.org/nodes/view/5126
![[LearAvia Bell 47 helicopter lifting oil drum]](/img/placeholder.gif?1768172494 "[LearAvia Bell 47 helicopter lifting oil drum]")