ROLLS-ROYCE CONFERENCE FOR OPERATORS OF VIPER ENGINES FOR HS125 AIRCRAFT. October 1973. Pub no. TS 1894. Copy No. 002. 295mmx210mm. All pages are single sheets, one sided. Comb binding. Contents: Introduction (3 pages); The Bristol Engine Division (9 pages); The Viper 500 (17 pages); Commercial Considerations (5 pages); The Viper 601-22 in HS 125-600 (5 pages); Product Support (3 pages). Comb binding broken at top. Creasing to edges of covers. Browned at top edge of cover. 'TS1894 OCT 73' written on top left hand corner of front cover. Name written on title page. This is ex- Rolls-Royce Technical Publications Dept and their reference number for the illustration has been written, in biro, on each one. Please see other aviation literature and photograph listings, postage is combined.