Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/The_Scottish_Violinist/HillCountryTunes.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1017-HillCountryTunes.ps) >>/Users/jc/w/tmp/Tune-1017-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/The_Scottish_Violinist/HillCountryTunes.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-1017-HillCountryTunes.abc 171 ABC music file with the extracted tune(s)
Tune-1017-HillCountryTunes.ps 6 PostScript
Tune-1017-HillCountryTunes.txt 171 Plain-text file with the extracted tune(s)
Tune-1017-get.log 4300 Log file, useful mostly for debugging
Tune-10174-Urbani_Liston_1800.abc 157 ABC music file with the extracted tune(s)
Tune-10174-Urbani_Liston_1800.ps 6 PostScript
Tune-10174-Urbani_Liston_1800.txt 157 Plain-text file with the extracted tune(s)
Tune-10174-get.log 4173 Log file, useful mostly for debugging
These files should be available for 24 hours.