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341. Conference of the Chiefs of Lighthouse Departments, London 1929: Distant controlling device operated by very short electromagnetic waves by M. P. Besson, Ingénieur des Ponts et Chaussées.

Date:
8 Apr 1929
Extent:
1 item
Reference No:
C DPD/1/3/12/5/6

342. Conference of the Chiefs of Lighthouse Departments, London 1929: Note on the Efficiency of Projection Apparatus by M. André Dargenton

Date:
8 Apr 1929
Extent:
1 item
Reference No:
C DPD/1/3/12/5/2

343. Conference of the Chiefs of Lighthouse Departments, London 1929: On the Acoustic Beaconing of an Alignment. Principle of the arrangements of the emission of sonorous waves for the production of a plane of silence following a given alignment and for its periodical balancing by Monsieur A. Blondel, Inspecteur Général des Ponts et Chaussées, Membre de l'Insitut.

Date:
8 Apr 1929
Extent:
1 item
Reference No:
C DPD/1/3/12/5/5

344. Conference of the Chiefs of Lighthouse Departments, London 1929: Recent progress realized in French Wireless Beacons by MM. A. Blondel, Inspecteur Général des Ponts et Chaussées, Membre de l'Insitut, et P. Besson, Ingénieur des Ponts et Chaussées

Date:
8 Apr 1929
Extent:
1 item
Reference No:
C DPD/1/3/12/5/3

345. Conference of the Chiefs of Lighthouse Departments, London 1929: Theorem on the Refraction of the Pencils of Rays. Appliance to the calculation of the brightness by M. André Dargenton

Date:
8 Apr 1929
Extent:
1 item
Reference No:
C DPD/1/3/12/5/4

346. Confidential Correspondence

Date:
6 Feb 1939–30 Dec 1940
Extent:
1 file
Reference No:
C DPD/1/3/5/2/41

347. Confidential Correspondence

Date:
2 Jan 1941–26 Sep 1945
Extent:
1 file
Reference No:
C DPD/1/3/5/2/42

348. Consent to the extension of Arbitration time until the 17 March 1895 and to the Umpire sitting with them

Date:
6 Dec 1894
Extent:
1 item
Reference No:
C DPD/1/2/5/5/7

349. Continental Oil (UK) Limited: Immingham Re-development

Date:
1967
Extent:
1 folder (1 sheet)
Reference No:
C DPD/1/3/11/4/2

350. Contract for the Construction of Farm Buildings on Broomfleet Estate: Specification and Quantities

Date:
Apr 1910
Extent:
1 volume
Reference No:
C DPD/1/3/5/8/2