DEWAR ROBERT L & DETERING FRANK
(1)
Henry T. Wright (EDT)/ Ian Bailiff (CON)/ David Burney (CON)/ Robert Dewar (CON)/ Sigrid Gabler (CON)
(1)
Roderick C. Dewar (EDT)/ Charles H. Lineweaver (EDT)/ Robert K. Niven (EDT)/ Klaus Regenauer-lieb (EDT)
(1)
Roger J. Hosking/ Robert L. Dewar
(1)