Assertion: brattice | /r/HasProperty | worked by hand
Facets:
value: in fig
type: LOCATION
value: essentially
type: DEGREE
Source sentences:
text: Such material may be easily cut to a shape roughly corresponding to the peripheral configuration of the tunnel in which the brattice is to be installed and may be worked essentially by hand into precise sealing engagement with the rock surfaces of the tunnel as illustrated, for example in FIG.