Remarks.--Hydro-biplane, with Howard T. Wright patent aeroplanes to give wide range of speed. Two patent hydro floats, 21 feet (m.) long, three steps on each. [Illustration: UAS.] BRITISH DIRIGIBLES. ~Navy.~ ~Army.~ /-------------------------^----------------------------------\ /------------------^--------------------\ --------------------------------+----------------+---------------------+-----------------------+-------------------+--------------------- | | | | | ~III, & IV & V~ Name and date. | ~II Willows 3.~|~III Astra Torres 2.~| ~IV Parseval 18.~ | ~II BETA.~ | ~GAMMA, DELTA,~ | ~1911.~ | ~1913.~ | ~1913.~ | ~1909 (1910.)~ | ~EPSILON.~ | | | | | ~1910, 1912, 1913.~ --------------------------------+----------------+---------------------+-----------------------+-------------------+--------------------- ~Volume~ c. feet (m cubed.)| 31,800 (900) | 222,500 (6,500) | 311,000 (8,800) | 21,000 (594) | 70,600 (2,000) ~Length~ feet (m.)| 120 (36.50) | ... | 276 (84) | 104 (31.70) | 152 (46) ~Diameter~ feet (m.)| 40 (12.20) | ... | 49-1/4 (15) | 25 (7.60) | 30 (9.10) {fabric | Spencer | Continental | Metzler | Gold beater skin | Continental ~Gasbags~ {compartments | _nil_ | 3 | _nil_ | _nil_ | _nil_ {ballonets | 1 | 1 | 2 | 1 | 2 {total tons| about 1/2 | about 7 | about 10 | _about_ 3/4 | 2-1/5 ~Lift~ { | | | | | {useful, tons| ... | ... | ... | ... | ... ~Motors~ h.p.| 30 (=30) | 2--120 Chenu (=240) | 2--180 Maybach (=360) | 1--30 Green (=30) | 2--50 Green (=100) {number | 2 (swivel) | 2 | 2 (s.r.) steel | 1 | 2 (swivel) ~Propellers~ {blades | 2 | 2 | 4 | 2 | 2 {diameter feet (m.)| ... | ...