>>4463997
this is a 4x5 scan, theres not that much detail
>https://commons.wikimedia.org/wiki/Category:Douglas_Aircraft_Company_photographs_by_Alfred_T._Palmer
>https://commons.wikimedia.org/wiki/Category:North_American_Aviation_photographs_by_Alfred_T._Palmer
>https://commons.wikimedia.org/wiki/Category:Fort_Knox_photographs_by_Alfred_T._Palmer