| Surveyor's Liability in Planting a Standard Iron Survey Bar |
O'Shea, K. |
AOLS: Ontario Professional Surveyor; v.24, no.1 |
1981 |
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| James William Tyrrell |
Fairhall, C. |
AOLS: Ontario Professional Surveyor; v.24, no.4 |
1981 |
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| Con: S.I. at the R.O. / Pro: Metrication Now |
Jones, T.; Gibson, A. |
AOLS: Ontario Professional Surveyor; v.24, no.1 |
1981 |
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| The Boundaries Act |
Ministry of Consumer and Commercial Relations |
AOLS: Ontario Professional Surveyor; v.24, no.4 |
1981 |
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| Reminiscences of a Canadian Land Surveyor |
Fairhall, C.; Kirk, J. |
AOLS: Ontario Professional Surveyor; v.24, no.1 |
1981 |
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| 2 Summers - 80 Mountains and 100 Glass Plates |
Stretton, B. |
AOLS: Ontario Professional Surveyor; v.24, no.2 |
1981 |
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| The Zeiss: Elta 2, Elta 4 |
Bock, J.T. |
AOLS: Ontario Professional Surveyor; v.24, no.1 |
1981 |
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| The Surveyor's Paradox |
Davies, B. |
AOLS: Ontario Professional Surveyor; v.24, no.2 |
1981 |
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| Land Surveyors and the Photocopying Revolution |
Jones, T.P. |
AOLS: Ontario Professional Surveyor; v.24, no.2 |
1981 |
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| Protection of Thermometers A Necessity |
Kubecka, P. |
AOLS: Ontario Professional Surveyor; v.24, no.2 |
1981 |
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