Forestry Suppliers Tangent Height Gauge test The illustrations include adult males

The illustrations include adult males and females where different as well as intermediate plumages

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The tempered aluminum straight edge is configured for the metric system

Forestry Suppliers Tangent Height Gauge test The illustrations include adult malesThis mirror sighting height gauge is great for teaching students how to quickly determine tree heights! Easy to follow instructions are embossed onto its rugged plastic shell, detailing the gauges four step measuring method and height finding formulas.