Disc-based tool helps design patterns that fit exactly: Hallam 'Tesselator' Addison-Wesley Software, Reading, MA, USA (March 1985) £29.95.

W. H. P. Leslie Disc-based tool helps design patterns that fit exactly: Hallam 'Tesselator' Addison-Wesley Software, Reading, MA, USA (March 1985) £29.95. 310-311 1985 9 Microprocess. Microsystems 6 https://doi.org/10.1016/0141-9331(85)90120-6 db/journals/mam/mam9.html#Leslie85b