Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1750/ViolaRuth_Pioneer.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4924-ViolaRuth_Pioneer.ps) >>/Users/jc/w/tmp/Tune-4924-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1750/ViolaRuth_Pioneer.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_49241.log 125917 Log file, useful mostly for debugging
Tune-4924-ViolaRuth_Pioneer.abc 154 ABC music file with the extracted tune(s)
Tune-4924-ViolaRuth_Pioneer.ps 6 PostScript
Tune-4924-ViolaRuth_Pioneer.txt 154 Plain-text file with the extracted tune(s)
Tune-4924-get.log 4213 Log file, useful mostly for debugging
Tune-49240-get.log 3036 Log file, useful mostly for debugging
Tune-49242-get.log 5924 Log file, useful mostly for debugging
Tune-49243-get.log 3882 Log file, useful mostly for debugging
Tune-49245-get.log 3590 Log file, useful mostly for debugging
Tune-49247-get.log 6533 Log file, useful mostly for debugging
Tune-49248-get.log 3114 Log file, useful mostly for debugging
These files should be available for 24 hours.