A method of and apparatus for constructing temporary models of survey in relief

摘要

235,703. Harrington, F. J., and Harrington, C. P. May 27, 1924. Models.-Temporary survey models in relief, such as for instance, models of the scene of a road accident, are prepared by detachably securing to a base-board a number of elements which are so shaped and arranged as to represent the sides of the road, street-refuges, buildings, hedges, trees, vehicles, &c. As shown, the elements c of wood or other material are provided with pins on the underside for attachment to a board a having a cork or equivalent covering b.