Photos of core columns

Photos have been cropped and rotated but no other editing has been done to them

Image source: FOIA documents release 16


Image source: FOIA documents release 16


Image source: FOIA documents release 16


Image source: FOIA documents release 41


Image source: FOIA documents release 11


Fair Use Notice: This website contains copyrighted material, the use of which has not always been specifically authorized by the copyright owner. Images on this site are here soley for the purposes of education and research, this constitutes a "fair use" of such copyrighted material as provided for in section 107 of the US Copyright Law.