The Art of projection and complete magic lantern ... - Yesterday Image

49inch and inch and-a-half screws, _/%. g (scrav) it will be noticed has oneside filed away— this is screwed into the top or bottom of frame, leavingabout an inch projecting, when a long slide or panorama is used, andacts as a stop when coming against the slide stage, greater precisionis obtained by filing the side flat, j and lO are arrangements for holdinga single or pair of gas bottles ; Jig. 6 having been already screwed onthe lantern-box into which the frame is dropped and held in position ;some strips of mahogany (or an old cigar box is as good as any), anda shooting board (Fig. 29) about sixteen inches long.Fig. 28.In case the latter is not understood, a sketch is given. Anycarpenter will knock one up for two shillings.(Fig. 29.Shooting hoard, for planing the bottom and edges of slide frames truly.The plane is placed on its side on the lower board (i), the slide frameon the top board with the edge to be planed towards the plane and wellpressed against the stop (3), the plane is then brought backwardsand forwards, the latter motion, of course, taking the shaving off.