Committed to the study and preservation of 20th Century pillboxes and anti-invasion defences – In the UK and around the world

Variant and Local Designs Part 2 O – Z

Open MG Emplacement plan — Open Machine Gun Positions
From the Manual OF Field Engineering Vol. 1 (All Arms) 1933 comes a description of how and when […]

February 9, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by colin

Pentagonal Pillbox
Pentagonal Pillboxes Pentagonal pillboxes, as the name suggests, are regular pentagons in shape. This general type appears to […]

January 21, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by colin

Pickett-Hamilton Fort
Key Facts The ‘Lifting & Turning Fort’ In the summer of 1940 many engineering companies approached government departments […]

January 3, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Pillbox Gun Mounts
Turnbull Mounts Turnbull mounts were not exclusively used for mounting Vickers machine-guns but Brens, Lewis, water cooled Brownings […]

January 3, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Pre-Fab Pillbox
Key Facts

January 3, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

QF Six Pounder Open Gun Emplacement
The hexagonal Anti-tank gun emplacement or gun pit as it can also be called is one of […]

April 2, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

ROF pillbox variants
ROF Type The ROF type is a bespoke design only found at Royal Ordnance depots and factories. It […]

January 21, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by colin

Seagull Trench
Airfield Defence Pillbox The first thing that people say when they see a Seagull Trench is “Look at […]

January 3, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Surrey’s Mowlem Type 24 Drum
Along GHQ Line B south of Guildford between Godalming and Chilworth there are eighteen unique shaped pillboxes that […]

February 17, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Tett Turret
Key facts Tett turrets at RAF Hornchurch, Essex The former airfield at RAF Hornchurch in Essex boasts the […]

January 3, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Triumph Motorbike Pillbox
Under all that 1/4″ steel plate is a Triumph WO-3SW cica 1939 350cc single side valve. Possiblly the […]

January 3, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Two Storey & Tower Pillbox Designs
Rare and unusual designs normally built for a specific location where observation and a clear view of fire was essential […]

January 12, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Type 22 ‘Eastern Command Variant’

Hexagonal with central LAA / Observation well. This is usually found in two sizes: One with walls of […]

January 14, 2013 in Advanced Pillboxes / Variant and Local Designs Part 2 O - Z by colin

Vickers Factory Pillbox.
Brooklands Museum, Weybridge, Surrey. TQ 0699562943 This small and unique six sided pillbox can be found within the […]

May 12, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Vickers Machine Gun Emplacement
Key Facts Build variations can be found with different positioning of secondary loopholes and air vent, length and […]

December 25, 2012 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton

Yarnold Sangar
Key Facts No doubt many of you will have noticed the large number of Concrete `Pipe` type pillboxes […]

January 3, 2013 in Variant And Local Designs / Variant and Local Designs Part 2 O - Z by Tim Denton