Possible Clues:

• Copper coin - two such might have been in the yard
• Measure young animal with computer technique
• Measure copper part
• Copper piece about 20 inches in length
• Measure from the elbow to the end of the middle finger
• Young animal, it's the measure of the Ark?
• Noah's ark measurement
• Cut short part of old measure
• The youngster takes it for an old measure
• Youngster, one trying to catch others in the distance