Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Fredin/24CountryDances_1782_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7323-24CountryDances_1782_Thompson.ps) >>/Users/jc/w/tmp/Tune-7323-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Fredin/24CountryDances_1782_Thompson.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-7323-24CountryDances_1782_Thompson.abc 168 ABC music file with the extracted tune(s)
Tune-7323-24CountryDances_1782_Thompson.ps 6 PostScript
Tune-7323-24CountryDances_1782_Thompson.txt 168 Plain-text file with the extracted tune(s)
Tune-7323-get.log 8001 Log file, useful mostly for debugging
Tune-73231-get.log 4702 Log file, useful mostly for debugging
Tune-73232-get.log 3505 Log file, useful mostly for debugging
Tune-73235-get.log 10221 Log file, useful mostly for debugging
Tune-73236-get.log 20279 Log file, useful mostly for debugging
Tune-73237-get.log 10603 Log file, useful mostly for debugging
Tune-73238-get.log 10111 Log file, useful mostly for debugging
These files should be available for 24 hours.