The technical performance of ion sources of the Electron Beam Ion Source (EBIS) type has substantially improved during the last years. This is demonstrated by proof-ofprinciple experiments which have been done using a roomtemperature EBIS, a so-called Dresden EBIS-A, which has been in use for several years. A new superconducting EBIS, a so-called Dresden EBIS-SC, has been taken into operation. ...

S OF RECENT SCIENTIFIC PUBLICATIONS OF N.V. PHILIPS' GLOEILAMPENFABRIEKEN Reprints of these papers not marked with an asterisk • can be obtained free of charge upon application to Philips Electrical Ltd., Century House, Shaftesbury Avenue, London W.C.2. 2161: R. Vermeulen: Sound recording. General review, presented at the first I.C:A. Congress on Electro-accoustics, Delft, 1953 (Acustica 4, 17-...

A 58-year-old white woman with an 11-year history of type 1 diabetes mellitus presented in April 1995 with a complaint of flushing of the neck and the upper part of her trunk. She had had no antecedent febrile illness. The flushing resolved within a few days, but approximately 1 month later, the patient developed thickening and induration of the skin of the posterior section of her neck (Figure...