Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/tune/24CountryDances_1776_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2462-24CountryDances_1776_Thompson.ps) >>/Users/jc/w/tmp/Tune-2462-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/tune/24CountryDances_1776_Thompson.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-2462-24CountryDances_1776_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-2462-24CountryDances_1776_Thompson.ps 6 PostScript
Tune-2462-24CountryDances_1776_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-2462-get.log 4465 Log file, useful mostly for debugging
Tune-24620-get.log 3543 Log file, useful mostly for debugging
Tune-24621-get.log 4760 Log file, useful mostly for debugging
Tune-24624-2146_the_Honeymoon-001.svg 11128 Scalable Vector Graphics format
Tune-24624-2146_the_Honeymoon.abc 386 ABC music file with the extracted tune(s)
Tune-24624-2146_the_Honeymoon.txt 386 Plain-text file with the extracted tune(s)
Tune-24624-get.log 4244 Log file, useful mostly for debugging
These files should be available for 24 hours.