Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1767/GoldenBookOfFavoriteSongs2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8379-GoldenBookOfFavoriteSongs2.ps) >>/Users/jc/w/tmp/Tune-8379-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1767/GoldenBookOfFavoriteSongs2.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Find_8379.log 1466 Log file, useful mostly for debugging
Tune-8379-GoldenBookOfFavoriteSongs2.abc 163 ABC music file with the extracted tune(s)
Tune-8379-GoldenBookOfFavoriteSongs2.ps 6 PostScript
Tune-8379-GoldenBookOfFavoriteSongs2.txt 163 Plain-text file with the extracted tune(s)
Tune-8379-get.log 4404 Log file, useful mostly for debugging
Tune-83790-Pioneer.abc 144 ABC music file with the extracted tune(s)
Tune-83790-Pioneer.ps 6 PostScript
Tune-83790-Pioneer.txt 144 Plain-text file with the extracted tune(s)
Tune-83790-get.log 4049 Log file, useful mostly for debugging
Tune-83794-Collections.abc 147 ABC music file with the extracted tune(s)
Tune-83794-Collections.pdf 2217 Portable Data Format
Tune-83794-Collections.ps 6 PostScript
Tune-83794-Collections.txt 147 Plain-text file with the extracted tune(s)
Tune-83794-get.log 4905 Log file, useful mostly for debugging
Tune-83797-get.log 2944 Log file, useful mostly for debugging
Tune-83798-get.log 5052 Log file, useful mostly for debugging
These files should be available for 24 hours.