Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/air/24CountryDances_1782_Skillern.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2649-24CountryDances_1782_Skillern.ps) >>/Users/jc/w/tmp/Tune-2649-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/air/24CountryDances_1782_Skillern.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_26495.log 280610 Log file, useful mostly for debugging
Tune-2649-24CountryDances_1782_Skillern.abc 165 ABC music file with the extracted tune(s)
Tune-2649-24CountryDances_1782_Skillern.ps 6 PostScript
Tune-2649-24CountryDances_1782_Skillern.txt 165 Plain-text file with the extracted tune(s)
Tune-2649-get.log 4459 Log file, useful mostly for debugging
Tune-26491-get.log 1289 Log file, useful mostly for debugging
Tune-26494-get.log 3587 Log file, useful mostly for debugging
Tune-26495-get.log 5549 Log file, useful mostly for debugging
These files should be available for 24 hours.