pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-14773-1.ps) >>/Users/jc/w/tmp/Tune-14773-get.log 2>&1" returned status 256
http://folkopedia.efdss.org/wiki/Full_English_Transcription_Programme:_The_Vaughan_Williams_Archive_at_the_British_Library,_MS_RVW2/1

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-14773-1.abc 283 ABC music file with the extracted tune(s)
Tune-14773-1.ps 33388 PostScript
Tune-14773-1.txt 283 Plain-text file with the extracted tune(s)
Tune-14773-get.log 5148 Log file, useful mostly for debugging
These files should be available for 24 hours.