A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2020; you can also visit the original URL.
The file type is application/pdf.
Philipp Gerhardt, H. Stuart Pankratz, René Scherrer. "Fine Structure of the Bacillus thuringiensis Spore 1." Applied and Environmental Microbiology 32.3 (1976) 438-440