pscmd="(jcabc2ps /Users/jc/w/tmp/Tune-4764-GloryOfTheSun_PLFD1657_142.abc -F fmt/pdf_70.fmt +s 0.70 +maxs 2000 )>/Users/jc/w/tmp/Tune-4764-GloryOfTheSun_PLFD1657_142.ps 2>>/Users/jc/w/tmp/Tune-4764-get.log" returned status 34816.
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4764-GloryOfTheSun_PLFD1657_142.ps) >>/Users/jc/w/tmp/Tune-4764-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/GloryOfTheSun_PLFD1657_142.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-4764-GloryOfTheSun_PLFD1657_142.abc 443 ABC music file with the extracted tune(s)
Tune-4764-GloryOfTheSun_PLFD1657_142.ps 0 PostScript
Tune-4764-GloryOfTheSun_PLFD1657_142.txt 443 Plain-text file with the extracted tune(s)
Tune-4764-get.log 5099 Log file, useful mostly for debugging
Tune-47648-1808_Goulding_PD.abc 6787 ABC music file with the extracted tune(s)
Tune-47648-1808_Goulding_PD.pdf 189615 Portable Data Format
Tune-47648-1808_Goulding_PD.ps 129577 PostScript
Tune-47648-1808_Goulding_PD.txt 6787 Plain-text file with the extracted tune(s)
Tune-47648-get.log 17986 Log file, useful mostly for debugging
These files should be available for 24 hours.