Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1769/AMHSI_abc2.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-64559-151_Our_Heroes-001.svg 10563 Scalable Vector Graphics format
Tune-64559-151_Our_Heroes.abc 884 ABC music file with the extracted tune(s)
Tune-64559-151_Our_Heroes.txt 884 Plain-text file with the extracted tune(s)
Tune-64559-AMHSI_abc2.abc 147 ABC music file with the extracted tune(s)
Tune-64559-AMHSI_abc2.txt 147 Plain-text file with the extracted tune(s)
Tune-64559-get.log 7307 Log file, useful mostly for debugging
These files should be available for 24 hours.