Dave at age five with his Dad in 1935.
David and his grandson Nik
David Tyack, 06/1995
David with his grandson Josh and great granddaughter Eleanor in April 2016
Dave with Paul Chapman. Inverness and the Pt. Reyes National Seashore.
Dave and his first student at Stanford, Paul Chapman, pictured here in fall 1970.
To submit a photo for this page, please email the file to email@example.com.