|Introduction||late 1916 |
|Developed from||Grigorovich M.12|
|Engine||110hp Le Rhône rotary|
The Grigorovich M.12 Flying Boat was a derivative of the M.11 with an altered tail and nose. It was developed in late 1916 and was built in several small orders for the Black and Baltic Sea fleets. 
For more information, see Wikipedia:Grigorovich M-11.
- Durkota, p.280.