"Caveats" for Patents (including Hendricks correspondence).  Notes include drawings of equipment; 1 8 x 10" image of numbered pieces of equipment.
name: label: Collection Creator
content: Hendricks, Gordon
setName: label: See more items in
content: Gordon Hendricks Motion Picture History Papers
label: See more items in
content: Gordon Hendricks Motion Picture History Papers / Series 4: Clay-colored folders
container: label: Container
content: Box 41, Folder 5
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials