Showing Records: 1 - 10 of 30403
1 illustration for model making
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration for model making
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration of Goddard's workshop
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration of how a change in the angle of the bottom affects holding power, 1969
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration of model layers made according to the "bread and butter" system
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration of model layers made according to the "buttock" system
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration of parallel rulers of wood and string
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration of the catboat PISCATOR alongside the ketch VIATOR
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).
1 illustration of windmill propelled model boat
This collection inventory was funded by the National Historical Publications and Records Commission (NHPRC).