14

Oil drilling derrick
July 20, 1954
Dollard, Saskatchewan, Canada

15

Tide Water Oil Well
27 July 1957
Dollard, Saskatchewan, Canada

16

Tide Water oil well
July 27, 1957
Dollard, Saskatchewan, Canada

17

Sludge Fire
20 August 1961
Dollard, Saskatchewan, Canada

18

Burning oil sludge southwest of Dollard
August 20, 1961
Dollard, Saskatchewan, Canada

19

Sludge Fire
30 June 1957
Shaunavon, Saskatchewan, Canada

20

Oil sludge fire from seven wells near Bill Meyers northeast of Shaunavon
June 30, 1957
Shaunavon, Saskatchewan, Canada

21

Sludge Fire
30 June 1958
Shaunavon, Saskatchewan, Canada

22

Oil sludge fire
June 30, 1958
Shaunavon, Saskatchewan, Canada