J

John Wilfrid Whitaker

5 books found

Books by John Wilfrid Whitaker
Mine lightingJohn Wilfrid Whitaker
⏱ 3h 20m

Mine lighting

John Wilfrid Whitaker

1928200 pp.
Mining physics and chemistryJohn Wilfrid Whitaker
⏱ 4h 28m

Mining physics and chemistry

John Wilfrid Whitaker

1921268 pp.
Studies in coal washability (pts. 1, 2, & 3)John Wilfrid Whitaker
⏱ 27m

Studies in coal washability (pts. 1, 2, & 3)

John Wilfrid Whitaker

195027 pp.
Colliery explosions and recovery workJohn Wilfrid Whitaker
⏱ 3h 50m

Colliery explosions and recovery work

John Wilfrid Whitaker

1946230 pp.
Studies in coal washability (studies 7, 8 & 9)John Wilfrid Whitaker
⏱ 13m

Studies in coal washability (studies 7, 8 & 9)

John Wilfrid Whitaker

195313 pp.