pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-31688-10472_FRANCIS_SITWELL.ps) >>/Users/jc/w/tmp/Tune-31688-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kohlers/10472_FRANCIS_SITWELL.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_31688.log 855 Log file, useful mostly for debugging
Tune-31688-10472_FRANCIS_SITWELL.abc 814 ABC music file with the extracted tune(s)
Tune-31688-10472_FRANCIS_SITWELL.ps 39515 PostScript
Tune-31688-10472_FRANCIS_SITWELL.txt 814 Plain-text file with the extracted tune(s)
Tune-31688-get.log 4745 Log file, useful mostly for debugging
These files should be available for 24 hours.