ETH Zurich have now made most of their Technical Reports available for
download as PDF files. Ones of interest to Pascal historians are:
001. The Programming Language Pascal - N.Wirth (Nov 1970; 2nd Edition July
1971).
002. Program development by step-wise refinement - N.Wirth (Jan 1971)
005. The Programming Language Pascal (Revised Report) - N. Wirth (Jul
1973).
006. An Axiomatic Definition of the Programming Language Pascal - C.A.R.
Hoare and N. Wirth (Nov 1972)
010. The PASCAL <P> Compiler: Implementation Notes - K.V. Nori, U.Ammann,
K.Jensen, H.H.Nageli (Dec 1974)
012. PASCAL-S: A Subset and its Implementation - N. Wirth. (Nov 1975)
013. On Code Generation in a PASCAL Compiler - U. Ammann. (Nov 1977)
033. A Collection of Pascal Programs - N. Wirth (Jul 1979)
http://www.inf.ethz.ch/research/disstechreps/techreports/index?range=100
Chris Burrows
CFB Software
http://www.cfbsoftware.com/gpcp