Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/misc/ThomasBraysCountryDances1699.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8904-ThomasBraysCountryDances1699.ps) >>/Users/jc/w/tmp/Tune-8904-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/misc/ThomasBraysCountryDances1699.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_89040.log 253420 Log file, useful mostly for debugging
Coll_89049.log 364415 Log file, useful mostly for debugging
Sess-89049.log 72928 Log file, useful mostly for debugging
Tune-8904-ThomasBraysCountryDances1699.abc 165 ABC music file with the extracted tune(s)
Tune-8904-ThomasBraysCountryDances1699.ps 6 PostScript
Tune-8904-ThomasBraysCountryDances1699.txt 165 Plain-text file with the extracted tune(s)
Tune-8904-get.log 4442 Log file, useful mostly for debugging
Tune-89043-get.log 4680 Log file, useful mostly for debugging
Tune-89044-get.log 7459 Log file, useful mostly for debugging
Tune-89045-get.log 4179 Log file, useful mostly for debugging
Tune-89046-get.log 16550 Log file, useful mostly for debugging
Tune-89048-get.log 3402 Log file, useful mostly for debugging
These files should be available for 24 hours.