An impression by artist Frank Munger of the Parnall Type 381 Gunnery Research Aircraft as it might have appeared in the markings of the period. This shows the upper turret installation for two heavy-calibre guns.

Frank Munger’s impression of the alternative under-turret installation on the Parnall Type 381. The aircraft was to have provision for both upper and under turrets, though only one would be fitted at any one time.

An open side elevation of the Type 381’s forward fuselage, showing the dispositions of the crew and turret.

General arrangement, Parnall Type 381, with a second side-view showing the under-turret version.