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类似的网站 Colvincrew.Org
The Colvin Crew Homepage
描述: The Colvin Crew is an honorable organization formed for the purpose of perpetuating the Adirondack doings and dreams of that pioneer surveyor Verplanck Colvin
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Allegheny Plateau Association of Professional Land Surveyors Homepage, list of officers, board of directors, and counties served.
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Homepage of the Eastern New York Society Of Land Surveyors (ENYSLS), a regional of the New York State Association of Professional Land Surveyors (NYSAPLS) with ...
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GPS education, news, hardware, software, and links. Digital mapping.
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National Society of Professional Surveyors
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Membership is widely drawn from the education sector, statutory institutions, local authorities, public utilities and the commercial and publishing industry.
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GPS discussion forums for all types of satnav devices.
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ccls-ccag.ca status: EXPIRED
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