Part (board): 29 x 38 1/2 in. (73.7 x 97.8 cm)
Part (roller): 21 1/2 in. (54.6 cm)
Part (roller 1): 31 1/2 x 1 1/4 in.
Wooden board (pine) made up of four horizontal boards tenoned into rails at each end; two holes for hanging pierced through the top (one still with a loop of twine). Two rollers in graduated sizes.
Due to ongoing research, information about this object is subject to change.