Hosted here:
Reminiscences of an Octogenarian, by Carl Reinhold Tappert, 1946
My Lung and I, or All About Me, by Johanna Tappert Strack, circa 1966
The Reflective Reformer: Theodore G. Tappert, by Helen Carson Tappert, 1977
Reminiscences on Optical Soliton Research with Akira Hasegawa, by Frederick Drach Tappert, 1998
External links:
Tappert Strack/Lindner Collection at the Saskatchewan Archival Information Network
Fred Tappert on Wikipedia