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Results 1 to 4 of 4 from your search: Machell, J.

Nova Scotia Archives Library Search: Machell, J.

Vanotterloo, H. R.

A bacteriological survey of Yarmouth Harbour and Yarmouth Sound, 1973 : Shellfish area 16, Nova Scotia / by H.R. Vanotterloo, M. Baxter and J. Machell for the Water Pollution Control Directorate, Environmental Protection Service.  Halifax : Environment Canada, Environmental Protection, Atlantic Region, 1974. 24 pages : ill

Nova Scotia Archives Library - use request slip - TD172 C3352 74-6

A study of acidification in seven lakes in mainland Nova Scotia, 1979-1981 / by J.R. Machell.  Halifax : Environmental Protection Service, Atlantic Region, 1985. vii, 99 pages : illustrations ; 28 cm.

Nova Scotia Archives Library - use request slip - TD172 C3352 85-1

Wiltshire, James F.

A study of acidification in sixteen lakes in mainland Nova Scotia and southern New Brunswick : a preliminary report Halifax : Environmental Protection Service, Atlantic Region, 1981. vii, 102 pages

Nova Scotia Archives Library - use request slip - TD172 C3352 81-4

Summary in French.

Machell, J. R.

Acid pollution of rivers, lakes, etc. — Atlantic Provinces.

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Machell, J.R.

Effect of Halifax air emissions on the water quality of thirty-six Halifax area lakes, 1980 Halifax : Environmental Protection Service, 1983. 32 pages

Nova Scotia Archives Library - use request slip - TD172 C3352 84-2

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please note : not all titles are available on the Internet Archive

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