JAPANESE DIRIGIBLES.

PARSEVAL type. Military.

(P.L. 13.)

Length 259 feet (19 m.) maximum diameter 47¾ feet (14.50 m.) capacity, 8,500 m³.

Gas bag.—2 ballonets. Usual Parseval.

Motors.—Total, 300 h.p., made up of two 150 h.p. Maybach.

Speed.—42 m.p.h. (65 km.)

Propellers.—Two 4-bladed. Parseval.

Steering.—Usual Parseval (see German).

Remarks.—Of Parseval P.L. 12 type (see German). Built 1911.

YAMADA. Non-rigid. (Private.)

Photo by favour of M. Samuro Kuki.

Maximum length, feet (m.) maximum diameter, feet (m.) volume, 700 m³. (about)

Gas bag.—

Motor.—American make.

Speed.—

Propeller.—One.

Steering.—Biplane elevator forward. Triangular rudder in rear under gas bag.

Remarks.—Generally of American type.