pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7975-561_Jefferson_and_Liberty.ps) >>/Users/jc/w/tmp/Tune-7975-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/JohnTreat/GftF/561_Jefferson_and_Liberty.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_79751.log 1775 Log file, useful mostly for debugging
Find_79759.log 1777 Log file, useful mostly for debugging
Tune-7975-561_Jefferson_and_Liberty.abc 676 ABC music file with the extracted tune(s)
Tune-7975-561_Jefferson_and_Liberty.ps 33403 PostScript
Tune-7975-561_Jefferson_and_Liberty.txt 676 Plain-text file with the extracted tune(s)
Tune-7975-get.log 4849 Log file, useful mostly for debugging
Tune-79751-24CountryDances_1800_Preston.abc 165 ABC music file with the extracted tune(s)
Tune-79751-24CountryDances_1800_Preston.pdf 2217 Portable Data Format
Tune-79751-24CountryDances_1800_Preston.ps 6 PostScript
Tune-79751-24CountryDances_1800_Preston.txt 165 Plain-text file with the extracted tune(s)
Tune-79751-get.log 6967 Log file, useful mostly for debugging
Tune-79755-SCD_RoyGoldring_14SocialDancesFor2000.abc 174 ABC music file with the extracted tune(s)
Tune-79755-SCD_RoyGoldring_14SocialDancesFor2000.ps 6 PostScript
Tune-79755-SCD_RoyGoldring_14SocialDancesFor2000.txt 174 Plain-text file with the extracted tune(s)
Tune-79755-get.log 4556 Log file, useful mostly for debugging
Tune-79756-get.log 1585 Log file, useful mostly for debugging
These files should be available for 24 hours.