Text
Typewritten letter, 1 page
Rquest for advice regarding potential project
Handwritten
Handwritten
a letter and its translation in which Hans Spemann dicusses meeting the correspondant, Woods Hole, Frank Rattray Lillie, and scientific techniques
a letter and its translation in which Hans Spemann dicusses his published works, congratulates his correspondant on his work keeping frog embryos alive, and mentions salamander embryo work
a letter and its translation in which Hans Spemann dicusses their personal lives, his work, his book, and Holtfreter
Handwritten, Typewritten
Typewritten
Typewritten
Typewritten
Abstract on the nerve cells in chick embryo spinal cords, by Robert Paul Skoff