Letter from Penallta Colliery Stores regarding a burst of sulphuric acid carvoy

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Former reference:DNCB/23/4/2/13

Archive Record|Table of contents

Records of Powell Duffryn LimitedDPD

Powell Duffryn Limited (formerly Powell Duffryn Associated Collieries Limited)DPD/1

Powell Duffryn Steam Coal Company LimitedDPD/2

Corporate and shareholdingDPD/2/1

FinanceDPD/2/2

Property and premisesDPD/2/3

StaffDPD/2/4

Agents department for the Rhymney Valley collieriesDPD/2/5

Ivor Williams' papers as chief engineer for the Rhymney Valley collieries, works and power stationsDPD/2/6

Correspondence and papers of managers of Bargoed coke ovens laboratoryDPD/2/7

Correspondence and papers of Joseph West, managerDPD/2/8

General correspondenceDPD/2/8/1

Correspondence: coke production and shipmentsDPD/2/8/2

Correspondence: Bargoed Tar PlantDPD/2/8/3

Correspondence: Ammonia plantDPD/2/8/4

1927-1929DPD/2/8/4/1

1930-1953DPD/2/8/4/2

Quotation from Pott, Cassels and Williamson for centrifugal machineDPD/2/8/4/2/1

Applications for employmentDPD/2/8/4/2/2

Ba- to Bl-DPD/2/8/4/2/3

Bo- to By-DPD/2/8/4/2/4

Ca- to Cl-DPD/2/8/4/2/5

'G'DPD/2/8/4/2/6

Ha- to He-DPD/2/8/4/2/7

Hf- to Hz-DPD/2/8/4/2/8

I to JDPD/2/8/4/2/9

LDPD/2/8/4/2/10

Letter from Ministry of Supply Transport Department regarding sulphate of ammonia distributionDPD/2/8/4/2/11

N to ODPD/2/8/4/2/12

Letter from Penallta Colliery Stores regarding a burst of sulphuric acid carvoyDPD/2/8/4/2/13

RDPD/2/8/4/2/14

Sa- to Sl-DPD/2/8/4/2/15

Sm- to Sz-DPD/2/8/4/2/16

T to VDPD/2/8/4/2/17

Wa- to Wh-: Letter from T J Watkins from Cefn Forest School, Pengam regarding analysis of the sulphate of AmmoniaDPD/2/8/4/2/18

Wi- to ZDPD/2/8/4/2/19

Correspondence concerning the installation and operation of an ammonia liquor plantDPD/2/8/4/3

Methods of improvement of sulphate of AmmoniaDPD/2/8/4/4

Correspondence: chemicals including Presotim, Napthalene, Presomet etcDPD/2/8/5

Correspondence: Benzole plantDPD/2/8/6

Correspondence: gasholders and purifiersDPD/2/8/7

Correspondence: Caerphilly Tar Distillation worksDPD/2/8/8

Stores' copies of order lettersDPD/2/8/9

Goods outwards booksDPD/2/8/10

General coke production and shipmentsDPD/2/8/11

MiscellaneousDPD/2/8/12

Records of research departmentDPD/2/9

Welsh Associated Collieries LimitedDPD/3

Records of acquired companies and subsidiariesDPD/4

Housing societiesDPD/5