I found the following at the internet archive but none contain
The Octave of Claudius.
http://www.archive.org/search.php?query=barry%20pain
Stories in grey ([1911?])
Eliza (c1904)
Stories without tears (1914)
In a Canadian canoe, The nine muses minus one, and other stories ([1891?])
The exiles of Faloo ([1910])
If winter don't ([c1922])
Marge Askinforit (1921)
Stories and interludes (c1892)
If summer don't ([1922?])
Playthings and parodies ([c1892])
De Omnibus ([19--?])