Howard J. Jackson · 1 obras en el catálogoTambién catalogado como: H. J. (Howard J. ) Jackson · H. J. JacksonObrasOOhio Valley Flood of March-April, 1913 (including ComparisonOhio Valley Flood of March-April, 1913 (including Comparisons with Some Earlier Floods)
OOhio Valley Flood of March-April, 1913 (including ComparisonOhio Valley Flood of March-April, 1913 (including Comparisons with Some Earlier Floods)