. Birds of Massachusetts and other New England states. Birds; Birds. INTRODUCTION XXXI. Length Method of measuring length, folded wing and tarsus. The bird should be extended full length upon the back, without stretching, upon the ruler or steel tape. The wing measurement may be taken by pressing the wing flat upon a ruler, or by measuring along the outer surface of wing with a steel tape measure. The spread is taken by spreading the wings to full extent upon a flat surface, placing a mark at the tip of each wing and then measuring the distance. For reasons readily seen in practice this measur
. Birds of Massachusetts and other New England states. Birds; Birds. INTRODUCTION XXXI. Length Method of measuring length, folded wing and tarsus. The bird should be extended full length upon the back, without stretching, upon the ruler or steel tape. The wing measurement may be taken by pressing the wing flat upon a ruler, or by measuring along the outer surface of wing with a steel tape measure. The spread is taken by spreading the wings to full extent upon a flat surface, placing a mark at the tip of each wing and then measuring the distance. For reasons readily seen in practice this measure- ment is not very Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Forbush, Edward Howe, 1858-1929; Massachusetts. Dept. of Agriculture. [Norwood, Ma. : Printed by Berwick and Smith Company]
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Keywords: ., bookauthorforb, bookcentury1900, bookdecade1920, booksubjectbirds
