The BL 18-inch railway howitzer (formally Ordnance BL 18-inch Mk I howitzer on truck, railway) was a British railway gun developed during World War I....

British Ordnance BL 12 inch howitzer on truck, railway, a type of railway gun, was developed following the success of the 9.2-inch siege howitzer. It was similar...

BL 15-inch howitzer was developed by the Coventry Ordnance Works late in 1914 in response to the success of its design of the 9.2-inch siege howitzer...

Ordnance BL 12-inch howitzer was a scaled-up version of the successful BL 9.2-inch siege howitzer. Following the success of their BL 9.2-inch howitzer, Vickers...

The Ordnance BL 6 inch 26cwt howitzer was a British howitzer used during World War I and World War II. The qualifier "26cwt" refers to the weight of the...

The Ordnance BL 9.2-inch howitzer was a heavy siege howitzer that formed the principal counter-battery equipment of British forces in France in World...

The Ordnance BL 5-inch howitzer was initially introduced to provide the Royal Field Artillery with continuing explosive shell capability following the...

The BL 8-inch howitzer Marks VI, VII and VIII (6, 7 and 8) were a series of British artillery siege howitzers on mobile carriages of a new design introduced...

Gun-howitzer BL 6-inch 26 cwt howitzer BL 5.5-inch Medium Gun BL 4.5-inch Medium Field Gun BL 7.2-inch Howitzer Mk.I BL 8-inch Howitzer – siege gun BL 60-pounder...

The BL 8-inch howitzer Mark I through to Mark V (1 to 5) were a British improvisation developed early in the First World War to provide heavy artillery...

Ordnance BL 14-inch gun on truck, railway were 2 British 14-inch Mk III naval guns mounted on railway carriages, used on the Western Front in 1918. The...

The Ordnance BL 5.4-inch howitzer was a version of the British 5-inch howitzer designed for British Indian Army use, especially on the Northwest Frontier...

The Ordnance BL 6 inch 30cwt howitzer was a British medium howitzer used in the Second Boer War and early in World War I. The qualifier "30cwt" refers...

QF 4.5-inch howitzer was the standard British Empire field (or "light") howitzer of the First World War era. It replaced the BL 5-inch howitzer and equipped...

into a 16-inch (406 mm) gun and designated 16"/56 Mark 4 and then again when it was restored to 18-inch gun and designated 18"/47 Mark A; the 18"/48 Mark...

The British BL 6-inch gun Mk XIX was introduced in 1916 as a lighter and longer-range field gun replacement for the obsolescent BL 6-inch gun Mk VII....

equivalent BL 6-inch 30 cwt howitzer : approximate British equivalent Rimailho Model 1904TR : approximate French equivalent 152 mm howitzer M1910 : approximate...

The BL 18-inch Mk I naval gun was a breech-loading naval rifle used by the Royal Navy during World War I. It was the largest and heaviest gun ever used...

Ordnance BL 12 inch gun Mk IX on truck, railway mounted surplus 12 inch Mk IX W naval guns, manufactured by Woolwich Arsenal in 1906, on various railway platforms...

The Ordnance BL 2.75-inch mountain gun was a screw gun designed for and used by the Indian Mountain Artillery into World War I. The gun was an improved...

Ordnance, QF 3.7-inch howitzer is a mountain gun, used by British and Commonwealth armies in the First and Second World Wars, and between the wars. The...

6-inch naval guns were converted to 8-inch howitzers. Sixty-three QF 6-inch Mk II guns were shortened, bored out to 8 in (200 mm) and converted to BL type...

Ordnance BL 9.2 inch gun on truck, railway mounted a variety of surplus 9.2 inch naval guns, together with the custom-designed Mk XIII railway gun, on...

Railway guns were large guns and howitzers mounted on and fired from specially constructed railway cars. They have been obsolete since World War II and...

Dover on the Southern Railway line to Deal and Ramsgate. The 18-inch howitzer "Boche Buster" was sited on the Elham Valley Railway, between Bridge, Kent...

British artillery. 4-inch M1902 field gun BL 14-inch railway howitzer BL 14-inch howitzer BL 50-pounder gun BL 9.1-inch howitzer Canon de 155 C modèle...

The BL 13.5 inch Mk V gun was a British heavy naval gun, introduced in 1912 as the main armament for the new super-dreadnought battleships of the Orion...

old BL 6-inch naval guns were shortened and bored-out to produce BL 8-inch howitzers as follows : 12 BLC guns Mk I/IV became 8-inch howitzer Mk I 6 BL Mk...

The Ordnance BL 60-pounder was a British 5-inch (127 mm) heavy field gun designed in 1903–05 to provide a new capability that had been partially met by...

1920 BL 9.2 inch howitzer World War I siege howitzer BL 12 inch howitzer World War I siege howitzer BL 15 inch howitzer World War I siege howitzer RML...