Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/MM3/Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9134-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.ps) >>/Users/jc/w/tmp/Tune-9134-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/MM3/Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.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-9134-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.abc 186 ABC music file with the extracted tune(s)
Tune-9134-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.ps 6 PostScript
Tune-9134-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.txt 186 Plain-text file with the extracted tune(s)
Tune-9134-get.log 15252 Log file, useful mostly for debugging
Tune-91340-get.log 13775 Log file, useful mostly for debugging
Tune-91342-JamesJohnson_ScotsMusicalMuseumV5-V1.abc 189 ABC music file with the extracted tune(s)
Tune-91342-JamesJohnson_ScotsMusicalMuseumV5-V1.ps 6 PostScript
Tune-91342-JamesJohnson_ScotsMusicalMuseumV5-V1.txt 189 Plain-text file with the extracted tune(s)
Tune-91342-get.log 10171 Log file, useful mostly for debugging
Tune-91343-get.log 5432 Log file, useful mostly for debugging
Tune-91344-get.log 17771 Log file, useful mostly for debugging
Tune-91345-get.log 11171 Log file, useful mostly for debugging
Tune-91349-get.log 5457 Log file, useful mostly for debugging
These files should be available for 24 hours.