Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/_/24CountryDances_1771_Randall.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9268-24CountryDances_1771_Randall.ps) >>/Users/jc/w/tmp/Tune-9268-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/_/24CountryDances_1771_Randall.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-9268-24CountryDances_1771_Randall.abc 162 ABC music file with the extracted tune(s)
Tune-9268-24CountryDances_1771_Randall.ps 6 PostScript
Tune-9268-24CountryDances_1771_Randall.txt 162 Plain-text file with the extracted tune(s)
Tune-9268-get.log 4424 Log file, useful mostly for debugging
Tune-92680-get.log 1403 Log file, useful mostly for debugging
Tune-92682-24FavouriteDances_1784_Straight.abc 165 ABC music file with the extracted tune(s)
Tune-92682-24FavouriteDances_1784_Straight.pdf 2217 Portable Data Format
Tune-92682-24FavouriteDances_1784_Straight.ps 6 PostScript
Tune-92682-24FavouriteDances_1784_Straight.txt 165 Plain-text file with the extracted tune(s)
Tune-92682-get.log 5475 Log file, useful mostly for debugging
Tune-92684-get.log 1403 Log file, useful mostly for debugging
Tune-92686-get.log 5027 Log file, useful mostly for debugging
Tune-92688-get.log 1403 Log file, useful mostly for debugging
These files should be available for 24 hours.