Great find! They definitely look vintage, but they are being reproduced.
Here is a link to the reproductions for comparison and check out the
price on just one reproduced slip shade.
https://www.vintagehardware.com/proddetail.php?prod=25792
But the scans / tracking were showing up? I shipped out a package and
the only scan was when it arrived and left the Post Office Tuesday after
Memorial Day and the tracking said delayed but it was never scanned at
the main USPS hub for our area. Almo...