Author talk:John Ramsden Tutin

Mentions

 * Online books (University of Penn) https://onlinebooks.library.upenn.edu/webbin/book/lookupname?key=Tutin%2c%20J.%20R.%20%28John%20Ramsden%29%2c%201855-1913
 * Snac : https://snaccooperative.org/ark:/99166/w6nw1g2r