The Online Books Page

Books by Billie L. Bentzen:

Books in the extended shelves:

• Bentzen, Billie L.: Accessible pedestrian signals (U.S. Access Board, 1998), also by Lee S. Tabor and Architectural and Transportation Barriers Compliance Board (page images at HathiTrust)
• Bentzen, Billie L.: Detectable warning surfaces: color, contrast, and reflectance. (1994), also by T. L. Nolin and R. D. Easton (page images at HathiTrust)
• Bentzen, Billie L.: Detectable warnings: detectability by individuals with visual impairments, and safety and negotiability on slopes for persons with physical impairments. Final report. (1994), also by T. L. Nolin, R. D. Easton, L. Desmarais, and P. A. Mitchell (page images at HathiTrust)
• Bentzen, Billie L.: Information about visual impairment for architects and transit planners : volume II of II concerning improving communications with the visually impaired in rail rapid transit systems (U.S. Urban Mass Transportation Administration Office of Policy Research, 1981), also by Alec F. Peck, Richard M. Jackson, United States. Urban Mass Transportation Administration. Office of Policy Research, and Boston College. Division of Special Education and Rehabilitation (page images at HathiTrust)
• Bentzen, Billie L.: Solutions for problems of visually impaired users of rail rapid transit : volume I of II concerning improving communications with the visually impaired in rail rapid transit systems (U.S. Urban Mass Transportation Administration Office of Policy Research, 1981), also by Alec F. Peck, Richard M. Jackson, United States. Urban Mass Transportation Administration. Office of Policy Research, and Boston College. Division of Special Education and Rehabilitation (page images at HathiTrust)
• Bentzen, Billie L.: Tactile warnings to promote safety in the vicinity of transit platform edges. Final report. (1987), also by A. F. Peck (page images at HathiTrust)

Find more by Billie L. Bentzen at your library, or elsewhere.