« back to search Carnegie, Alpine site, Hall Nat. area Date August 13, 1997 Media FormatSlide PhotographerDieter H. Wilken Location Information Place Name Harvey Monroe Hall Research Natural Area Country: United States State: California County: Mono Image & Format Details Decade1990s Photo OrientationPortrait Image & Format Tags Color photograph Collection Dieter Wilken Date is Processing Date Yes Index NumberSL_36521 Film Type Ektachrome