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In the preparation of this paper I have also had access to 1. An un- 
Sngicaniy MS. containing Gray’s notes on Scheele’s “Flor von Texas.” 
No date 
and Gtheny, relating to his life and work. 4. Various newspaper articles 
and clippings relating to the same, including Lindheimer’s Riickblicke 
auf das Entstehen und Leben der Neu Braunfelser Zeitung.” (June 21, 
1872). 
