Title: Catalog of available clear mylar templates used to determine latitude and longitude of sample localities between the latitudes of 51p0s00ʹ and 71p0s30ʹ00  at the scale of 1:63,360, and between the latitude of 49p0s00ʹ00  and 71p0s30ʹ00  N. or S. at the scale of 1:250,000
Subjects: Geographical positions, Latitude, Longitude
Places: United States