pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-26715-Christ_Church_Bells_in_Oxon.ps) >>/Users/jc/w/tmp/Tune-26715-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnWalsh/Christ_Church_Bells_in_Oxon.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-26715-Christ_Church_Bells_in_Oxon.abc 1963 ABC music file with the extracted tune(s)
Tune-26715-Christ_Church_Bells_in_Oxon.ps 35303 PostScript
Tune-26715-Christ_Church_Bells_in_Oxon.txt 1963 Plain-text file with the extracted tune(s)
Tune-26715-Remick.abc 146 ABC music file with the extracted tune(s)
Tune-26715-Remick.pdf 2217 Portable Data Format
Tune-26715-Remick.ps 6 PostScript
Tune-26715-Remick.txt 146 Plain-text file with the extracted tune(s)
Tune-26715-get.log 9673 Log file, useful mostly for debugging
These files should be available for 24 hours.