Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Sources.html/CaledonianCountryDances.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5820-CaledonianCountryDances.ps) >>/Users/jc/w/tmp/Tune-5820-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Sources.html/CaledonianCountryDances.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-5820-CaledonianCountryDances.abc 168 ABC music file with the extracted tune(s)
Tune-5820-CaledonianCountryDances.ps 6 PostScript
Tune-5820-CaledonianCountryDances.txt 168 Plain-text file with the extracted tune(s)
Tune-5820-get.log 4389 Log file, useful mostly for debugging
Tune-58200-get.log 5897 Log file, useful mostly for debugging
Tune-58202-get.log 3150 Log file, useful mostly for debugging
Tune-58204-get.log 9417 Log file, useful mostly for debugging
Tune-58205-get.log 5823 Log file, useful mostly for debugging
Tune-58206-get.log 15465 Log file, useful mostly for debugging
Tune-58208-get.log 10317 Log file, useful mostly for debugging
Tune-58209-get.log 3869 Log file, useful mostly for debugging
These files should be available for 24 hours.