Abstract :
C. Josias and J. Lawrence, Jr., authors of "An Electrometer for Use in Scientific Space Instruments," which appeared on pages 25-36 of the October, 1966, issue of these Transactions, have called the following to the attention of the Editor. Mr. Josias\´ biographical material, accompanying the paper, was not upto- date. Mr. Lawrence\´s biographical material was not included in the issue. Revised biographies and photographs of these authors are provided.