Hardcover. Condizione: Very Good. No Jacket. Black cloth covered boards with silver lettering at the spine. Former owner's name written in black ink on the FFEP. Book pages are clean with no marks. Proceedings of the seventh International Symposium on Gallium Arsenide and Related Compounds held in St. Louis, Missouri, 24-27 September 1978. Conference Series Number 45 The Institute of Physics Bristol and London. Bookseller Inventory BS/BS 13851 11/2022.