Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/slide/KittyBridges_1745_VO.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9896-KittyBridges_1745_VO.ps) >>/Users/jc/w/tmp/Tune-9896-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/slide/KittyBridges_1745_VO.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_98962.log 533455 Log file, useful mostly for debugging
Tune-9896-KittyBridges_1745_VO.abc 158 ABC music file with the extracted tune(s)
Tune-9896-KittyBridges_1745_VO.ps 6 PostScript
Tune-9896-KittyBridges_1745_VO.txt 158 Plain-text file with the extracted tune(s)
Tune-9896-get.log 4280 Log file, useful mostly for debugging
Tune-98961-get.log 4792 Log file, useful mostly for debugging
Tune-98963-CJSurtees.abc 146 ABC music file with the extracted tune(s)
Tune-98963-CJSurtees.ps 6 PostScript
Tune-98963-CJSurtees.txt 146 Plain-text file with the extracted tune(s)
Tune-98963-get.log 4091 Log file, useful mostly for debugging
Tune-98969-IgnatiusSancho_MCCD_v2.abc 159 ABC music file with the extracted tune(s)
Tune-98969-IgnatiusSancho_MCCD_v2.ps 6 PostScript
Tune-98969-IgnatiusSancho_MCCD_v2.txt 159 Plain-text file with the extracted tune(s)
Tune-98969-get.log 4366 Log file, useful mostly for debugging
These files should be available for 24 hours.