This section is from the "Version Control with Subversion" book, by Ben Collins-Sussman, Brian W. Fitzpatrick and C. Michael Pilato. Also available from Amazon: Version Control with Subversion.
svnadmin help — Help!
svnadmin help [SUBCOMMAND...]
This subcommand is useful when you're trapped on a desert island with neither a net connection nor a copy of this book.
?, h