Plan shewing underground roadway layout north of overthrust at 8500’ horizon

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Douglas Simpson, Colliery Manager, PapersD624

Photographs and negativesD624/2

PapersD624/5

Plans, drawings, charts and diagramsD624/6

Colliery plansD624/6/1

Abercynon CollieryD624/6/1/1

Abernant CollieryD624/6/1/2

Preliminary layout of upcast (north) shaft collarD624/6/1/2/1

Preliminary layout of d.c. shaft collarD624/6/1/2/2

Proposed layout of pit topD624/6/1/2/3

Isometric drawing of no.1 east 1 north district ‘big’ seamD624/6/1/2/4

Section along no.1 west cross-cutD624/6/1/2/5

Section along no.2 west cross-cutD624/6/1/2/6

Section along no. 2 east cross-cutD624/6/1/2/7

Section along no.3 east cross-cutD624/6/1/2/8

Isometric drawing of surface layoutD624/6/1/2/9

Plan shewing underground roadway layout north of overthrust at 8500’ and 8200’ horizonsD624/6/1/2/10

Head Wrightson plan for 30cwt mine carD624/6/1/2/11

Section along no.1 east cross-cutD624/6/1/2/12

Plan shewing underground roadway layout north of overthrust at 8500’ horizonD624/6/1/2/13

Section along north-south line through shaftsD624/6/1/2/14

Section along no.1 east cross-cutD624/6/1/2/15

Section along no.3 east cross-cutD624/6/1/2/16

Section along no.1 west cross-cutD624/6/1/2/17

Section along no.2 east cross-cutD624/6/1/2/18

Section along no.3 west cross-cutD624/6/1/2/19

Section along no.2 west cross-cutD624/6/1/2/20

Plan shewing underground roadway layout north of overthrust at 8200’ horizonD624/6/1/2/21

Submission of Capital Project for Stages 2 and 3D624/6/1/2/22

Cwmgorse CollieryD624/6/1/3

Lady Windsor CollieryD624/6/1/4

Llanharan CollieryD624/6/1/5

Merthyr Vale CollieryD624/6/1/6

Nantgarw CollieryD624/6/1/7

Boring patternsD624/6/2

LocomotivesD624/6/3

Mine airwaysD624/6/4

Design of shaft liningsD624/6/5

Rand Leases rubber collarsD624/6/6

NotebooksD624/7

Handwritten notes and other papersD624/8

Social eventsD624/9

MagazinesD624/10

Catalogues and advertisementsD624/11

Information bookletsD624/12

Operating instructionsD624/13

CorrespondenceD624/14