1585. I haven't been able to verify any of the guesses for this tool:
-sailboat cleat for holding a line
-cleat used to stretch a tarp, canvas, or leather
-hanger for mops and brooms
1586. A center finder used with a workpiece on a lathe:
1587. My guess is that this tool was used for making sand casting patterns, the only other suggestions posted were that it's a tool for holding corrugated metal in place during assembly, and for installing an escutcheon plate over a lock handle.
1588. A door knocker:
These last two are from Stan Seevers' collection
1589. Long's 1911 New Era Rope Spreader, or rope needle, it was used with a rope machine by sliding it along the length of the strands to force the formation of a tight and constant spiral, patent number 998,360.
1590. A sheet metal gauge:
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Last week's set is seen below, click here to view the entire post.
More discussion and comments on these photos can be found at the newsgroup rec.puzzles. Glenwood Gardens Park