KODAK - #2 BROWNIE   &    #2A MODEL C (blue)   1900-1930's
WOOD EARLY MODEL    &    ALUMINUM  LATER MODEL 30'S
Those box cameras are very simple and common thus low in value: mostly found in black, the colored one are more valued!  Very basic design and use rollfilm (film size based on the cameras's size)
Cameras made: OVER 2 Millions  just before 1921!