Corporate Office O'Hare Corporate Center 1300 Higgins Road Suite 301 Pa rk Ridge.

BAKER HOSTETLER COUNSELLORS AT LAW Washington Square.

VRu 0002039557 22 SEP 'S3 12* 31 AR*E/PW1I 32 2 6753703 ASSOCIATION Of PLASTICS MANUPACrUMJUlS IN BUROPN T E L E F A_X Telefax to : Telefax n : Dr David Penney * Research Mg] VISTA CHEMICAL COMPANY 00 1 512 331 2387 From Date : Fran50i.se Drion, M.D* : 22 September 1993 Referring to your fax of 15.9.93* 1 can give you some precisions ebout the Angiosarcoma of the i-iver (ASL) Register. 1 succeeded Dr Jack Drumwright one year ago and APME (Association of Plastics Manufacturers In Europe) gave me the responsibility for maintaining the ASL Register.

Vista Chemical Company 900 Threadneedle Houston, Texos 77079-2990 (71 3) 588-3000 P.O.

TO: Distribution *GG: : RF Interoffice Communication FROM: DATE: SUBJ: T.

TO: Distribution nteroffice Communication FROM: DATE: SUBJ: T.

TO: Distribution Interoffice Communication FROM: DATE: SUBJ: T.

TO: TGG FROM: DATE: SUBJ: Frank G.

TO: Distribution Interoffice Communication FROM: DATE: SUBJ: T.

TO: Distribution Interoffice Communication FROM: DATE: SUBJ: T.

Vista Chemical Company 900 Threadneedle Houston, Texas 77079-2990 (713) 588-3000 P.O.

Vista Chemical Company 900 Threodneeole Houston, Texas 77079 (713) 588-3000 P.O.

Vista Chemical Company 900 Threcdneedle Houston, Texas 77079 (713) 588-3000 P.O.

An Underground Evaluation of BGI Steel Cyclone and Higgins-Dewell Cowl Type Gravimetric Samplers Bharath K Belle CSIR, Miningtek PO Box 395, Pretoria 0001, SA Jan Du Plessis CSIR, Miningtek Johannesburg, SA Jan Oberholzer SIMTARS Australia ABSTRACT After initial studies by the CSIR indicating that a discrepancy exists in the dust concentration results between gravimetric dust samplers, alternative instruments or methods were sought.

Technology News From the Bureau of Mines, United States Department of the Interior Technology news describes lested developments Irom Bureau cl Mines programs.