floss$ svn ls -r2650 http://svn.red-bean.com/repos/kfogel/trunk/etc/
apartment.txt
bio.txt
cyclic/
dead-flies.db
essays
fitz-cookies.ltx
glossiary
government/
humor
library.machine.tex
life.patterns
math-thinks
oxymorons
paranoia/
recipes
star-wars.ltx
tex/
thinks
trial.ltx

floss$ svn ls -r2650 http://svn.red-bean.com/repos/kfogel/trunk/etc/humor
subversion/libsvn_ra_dav/util.c:780: (apr_err=175007)
svn: REPORT request failed on '/repos/kfogel/!svn/bc/2662/trunk/etc/humor'
subversion/libsvn_ra_dav/util.c:728: (apr_err=175007)
svn: '/repos/kfogel/!svn/bc/2662/trunk/etc/humor' path not found

floss$ svn cat -r2650 http://svn.red-bean.com/repos/kfogel/trunk/etc/humor
subversion/libsvn_ra_dav/util.c:780: (apr_err=175007)
svn: REPORT request failed on '/repos/kfogel/!svn/bc/2662/trunk/etc/humor'
subversion/libsvn_ra_dav/util.c:728: (apr_err=175007)
svn: '/repos/kfogel/!svn/bc/2662/trunk/etc/humor' path not found

floss$