By Lacour-Gayet, Robert.
By Ludlum, Robert., Robert
By Carrier, Robert.
By Joseph, Robert.
By Ainsley, Robert.
By Powell, Robert., Robert. Powell
By McCormmach, Robert.
By Ludlum, Robert.
By Swindells, Robert.
By Green, Robert.
By Robert. Brooke, Brooke, Robert.
By Goodden, Robert.
By Jastrow, Robert.
By Held, Robert.