Manuscript report by William Galloway on subsidence at Pentre colliery, with an typescript letter to him on the subject from the mine owners, Cory Brothers.

Typescript report by William Galloway on the Falcon 16" hauling engine at Tydraw colliery, with diagrams.

Typescript report by William Galloway on the Bodringallt (Bodringalt) colliery, Glamorgan, with cross sections of seams, statistics, 12 plans and a cross section of a mine.

Manuscript report by William Galloway on the Ynysfeio (Ynisfaio) colliery, Glamorgan, with statistics and two plans.

Typescript report by William Galloway on the Tydraw, Hendrewen and Blaenselsig collieries, Glamorgan, with statistics, a plan, and cross sections of seams.

Manuscript report and valuation by Richard Bedlington on collieries belonging to the Aberdare Rhondda Steam Coal Company, with statistics.

Typescript report by William Galloway on the Tynybedw colliery, Glamorgan, with cross sections of seams and the mine, statistics and 11 plans.

Typescript report by William Galloway on the Tydraw colliery, Glamorgan, with cross sections and statistics of seams, seven plans and a map.

Typescript report by William Galloway on the Pentre colliery, Glamorgan, with cross sections, statistics of seams and 12 plans.

Typescript report by William Galloway on the Gelli colliery, Glamorgan, with cross sections of seams, a collection of accounts, two cross sections of strata, three plans, a plan and section, a map and a traced map of the area.

Manuscript report by William Galloway on Dinas Isha colliery, Glamorgan, including a detailed inventory, with statistics, two plans and cross sections of geological strata.