Scheme 48 1.3

From the Scheme 48 web page:

Scheme 48 is an implementation of Scheme written by Richard Kelsey and Jonathan Rees. It is based on a byte-code interpreter and is designed to be used as a testbed for experiments in implementation techniques and as an expository tool.

To reproduce my results on Ubuntu Gutsy Gibbon, install Scheme 48 with

sudo apt-get install scheme-48

and run the interpreter with

scheme48 2>&1

Scheme 48 makes the following choices: