for our Sir Barnes Wallis 'Dam Busters' Collection auction held on Wednesday 25th of March 2026
| Lot No | Description | Est | Image |
|---|---|---|---|
| 294 | A collection of Barnes Wallis' lecture slides mainly about Aircraft and their performance in fitted numbered wooden boxes (95 slides, in 2 boxes) Box B, 50 slides, 1 cracked Graphs relating to performance of normal and swing-wing aircraft, including supersonic Box U, Misc, 45 slides Slides 1-18 Medical concentrates on mouth & nose, throat, lungs. Slides 21-34 Aircraft (one slide cracked) photos of aircraft, range from historic aircraft (1900ish) through WW2 fighters to 1960s commercial jets and Swallow Slides 34-43 The geodetic structure of the Wellington bomber. Slides 46-50 Committee slides show the four components of a Management Committee. | 100-200 |
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| 295 | A collection of Barnes Wallis' lecture slides mainly about Aircraft, Strategic Maps and Technical Data in fitted numbered wooden boxes (97 slides, in 3 boxes) Box A, 49 slides (1 cracked) Graphs mainly relating to aircraft performance, including supersonic. Some relate to WW2 explosives, like the Grand Slam 10 ton bomb Box K, 26 slides (warped box; 1 slide cracked) Slides 1-4 Photos and sketches of Swallow Slides 6-7 Photos of Jet aircraft Slides 9-18 Photos of flow patterns Slide 20 Photo of three-engined flying boat Slide 22 Photo of German WW2 flying bomb (doodlebug) Slides 24-29 Unknown photos, possibly radar carried by aircraft Slides 31-32 Miscellaneous photos Box L, Maps and Air Routes, 22 slides (2 slides broken) Range of Wellington Bomber. range of tactical missiles. Maps of playing fields, Middle East RAF bases 1929-1956, UN voting groups, non-centrality of New York. World maps based on various strategic cities, including London. London to Melbourne mail routes, by sea and by air (probably 1930s). 1969 world map: spot the gaps in our defences ... when the carriers are gone. | 100-200 |
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| 296 | A collection of Barnes Wallis' lecture slides mainly about Aircraft and their Performance in fitted numbered wooden boxes (98 slides, in 2 boxes) Box C, Graphs, 49 slides Graphs mainly relating to aircraft speed, ceiling, range, including supersonic. Box J, Illustrations, 49 slides, 1 cracked Slides 1-26 Photographs of the stratospheric chamber Slides 27-34 Miscellaneous photos Slides 35-44 Photos of jet aircraft and rockets Slides 45-48 Photos of spitfires and flying boats Slide 49 Newspaper cartoon | 100-200 |
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| 297 | A collection of Barnes Wallis' lecture slides mainly about Aircraft performance and air travel in fitted numbered wooden boxes (96 slides, in 2 boxes) Box M, 46 slides Slides 1-31 Text and Tables relating to aircraft performance, conventional and supersonic Slides 33-38 Text etc for a lecture on the role of research Slides 40-44 Tables for land, sea and air travel and transport Slides 47-50 Miscellaneous Box Q, Formulae, Graphs and Tables, 50 slides (one slide cracked) Metal alloy testing. Aircraft loading, performance. Paraboloids. Some slides in French. | 80-120 |
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| 300 | A 1930's oak and plywood 3 tier open bookcase 112cm h x 92cm w x 24cm | 100-150 |
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| 301 | A 1930's rectangular oak 2 tier tea trolley with sprung and rubber wheels 73cm h x 69cm w x 39cm d | 150-200 |
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| 302 | A 1930's mahogany 3 section table top book trough, raised on panelled supports 16cm h x 82cm w x 20cm d | 150-200 |
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| 303 | A pair of 1930's oak open arm chairs, the seats and backs upholstered in brown leather, raised on square supports 84cm h x 61cm w x 63cm d (seat height 48cm) | 200-300 |
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| 304 | A 1930's oak, Minty style, 3 section bookcase 112cm h x 87cm w x 25cm d | 100-150 |
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| 305 | A 1930's rectangular mahogany and plywood 2 tier trolley fitted 2 drawers, raised on sprung and rubber wheels 76cm h x 76cm w x 46cm d. | 100-150 |
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| 306 | A 1930's rectangular mahogany and plywood 5 section table top filing tray 41cm h x 51cm w x 27cm d | 100-150 |
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| 307 | A 1930's rectangular oak drop flap office table with green writing surface, fitted 2 drawers and 3 recesses 77cm h x 168cm w x 52cm d (when folded down) 79cm d (flap open) | 300-400 |
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| 308 | A 1930's oak and plywood open bookcase fitted 2 fixed shelves 112cm h x 91cm w x 24cm d | 100-150 |
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| 309 | A 1930's mahogany and plywood filing rack, the centre fitted an aperture flanked by 6 compartments, 41cm h x 138cm w x 27cm d | 100-150 |
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| 310 | A 1920's light oak library table with brown inset writing surface above 3 long drawers, raised on square supports 77cm h x 182cm w x 106cm d | 300-400 |
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| 311 | A magnifying lamp with rectangular magnifying glass flanked by 2 bulbs marked The Anglepoise PAT in UK and Abroad, raised on a tapered oak 2 tier stand with casters 145cm h x 46cm w x 45cm d | 200-300 |
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| 312 | A Revo Aermaster, 4 bladed, metal electric oscillating table fan, base marked AERMASTER batch no. F207, with original flex and round pin fused plug 40cm h x 18cm w x 24cm d | 100-150 |
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| 313 | M Mayers & Sons Ltd., a rectangular metal and grey plastic pierced 2 tier filing tray marked M*Y*E*R*S 44 19cm h x 38cm l x 28cm w | 50-70 |
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| 314 | A grey Simplon draughting table/desk, c.1960s, fitted with a Mavitta Master 360 draughting machine with Admell Fingalite adjustable lamp. The tapered triangular cast-iron base was manufactured by Dargue Brothers at Simplon Works, Halifax, and features a central red Simplon logo, pedals, and rubber footrests. The base supporting a pine table top with attached draughting machine. Together with a revolving steel high chair by ROC Birmingham | 3000-4000 |
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| 315 | A beech and bristle draughtsman's dusting brush, 31cm w x 7cm h x 1.5cm d | 80-120 |
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| 316 | A rectangular ply and mahogany desk in-tray 5cm x 39cm x 27cm | 100-150 |
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| 317 | A plywood table top reading stand/lectern with metal and Bakelite lamp to the top, with green sponge inset surface above a recess, with original round pin plug 44cm h (67cm h inc light) x 54cm w x 42cm d | 150-200 |
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| 318 | A pair of draughtsman's Spline weights marked Spline Weights Patent 510878, 16 York Road, Kent 5cm h x 15cm w x 3cm d | 100-150 |
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| 319 | A large 1966 Illumina electric desk globe by Purnell and Sons London, raised on a domed metal base, 56cm h | 300-400 |
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| 320 | A cylindrical perspex map/plan holder, 62cm l x 15cm d | 40-60 |
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