Loopgraafmortier Duits model H20 (Leichter Minenwerfer n/A) kaliber 7,58 cm met getrokken loop, op grondplaat met radaffuit good read Russian Army in World War I / Ward Rutherford German wars, 1914-1945 / D. J. Goodspeed Good-bye Sally, good luck to you Made in the trenches : composed entirely from articles and sketches contributed by soldiers / Frederick Treves ... and George Goodchild Blinded soldiers and sailors gift book / ed. by George Goodchild