Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Crystal/24CountryDances_1766_various.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7232-24CountryDances_1766_various.ps) >>/Users/jc/w/tmp/Tune-7232-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Crystal/24CountryDances_1766_various.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-7232-24CountryDances_1766_various.abc 168 ABC music file with the extracted tune(s)
Tune-7232-24CountryDances_1766_various.ps 6 PostScript
Tune-7232-24CountryDances_1766_various.txt 168 Plain-text file with the extracted tune(s)
Tune-7232-get.log 7950 Log file, useful mostly for debugging
Tune-72320-get.log 5582 Log file, useful mostly for debugging
Tune-72324-get.log 12367 Log file, useful mostly for debugging
Tune-72325-get.log 5458 Log file, useful mostly for debugging
Tune-72326-get.log 7685 Log file, useful mostly for debugging
Tune-72327-get.log 7430 Log file, useful mostly for debugging
These files should be available for 24 hours.