Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Book29/24CountryDances_1803_Preston.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3112-24CountryDances_1803_Preston.ps) >>/Users/jc/w/tmp/Tune-3112-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Book29/24CountryDances_1803_Preston.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-3112-24CountryDances_1803_Preston.abc 167 ABC music file with the extracted tune(s)
Tune-3112-24CountryDances_1803_Preston.ps 6 PostScript
Tune-3112-24CountryDances_1803_Preston.txt 167 Plain-text file with the extracted tune(s)
Tune-3112-get.log 13986 Log file, useful mostly for debugging
Tune-31121-get.log 7940 Log file, useful mostly for debugging
Tune-31122-get.log 3746 Log file, useful mostly for debugging
Tune-31124-get.log 8399 Log file, useful mostly for debugging
Tune-31125-get.log 7634 Log file, useful mostly for debugging
Tune-31127-get.log 4578 Log file, useful mostly for debugging
These files should be available for 24 hours.