This is a detailed examination of 152 amino-acids and the haem group, one to a page, the helices A-H being separated by sub-dividers.

The top half of each page gives the chemical identification, and the lower half has notes on the X-ray findings first at 2-Å and then with reworkings and modifications at 1.5-Å. The final identification is in upper right corner. A few notes have dates in April, May 1962.

At rear of book "ρ4 co-ordinates plotted on 2-Å Fourier". 15pp. list and comments dated October 1965.