Born-Digital or AnalogAnalogTranscriptInventions Denver oilman, Darrell E. Brown, invents plastic device to restore speaking ability. Post 0 24, 1974 p.24 Chair-E-Yacht, Inc. designed by Larry Forster built in Shoshoni, Wyoming, device for wheelchair users. Post Empire N 3, 1974 p.53,55 Craig Ramsey invents duo-flush, with option of half or full tank for toilet flushing. Post N 24, 1974 p.5G Retired Denver engineer Charles Pigg builds special devices for handicapped. Post Contemporary N 17, 1974 p.6-8CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
