Examples from the Web for straight-edge
Ross R. Rogers began surveying the ditch with a straight-edge and spirit-level.Forty Years Among the Indians|Daniel W. Jones
The strickle is keyed to a straight-edge and dragged over the clay until the correct moulding emerges.Pottery, for Artists Craftsmen & Teachers|George J. Cox
A sharp knife and a straight-edge are the only tools for this work.Boys' Book of Model Boats|Raymond Francis Yates
But at each correction the straight-edge must be applied, and finally should be tried to prove if the teeth tops are level.
The method of testing is shown in Fig. 2374, in which b represents the brass, s the square, and t the straight-edge.