Vintage 10\" Keuffel & Esser K+E 4053-3 Slide Rule In Black Leather Case Superb For Sale

Vintage 10\" Keuffel & Esser K+E 4053-3 Slide Rule In Black Leather Case Superb!
Pre-owned but in great condition. Case shows no obvious cracking, and rule slides freely. Comes as shown. As seen in photos, the edge has a mark for 10\" and the ruler is a bit longer than that, but marking as 10\" to be safe.
Returns accepted. Refund will be given once item is received in pre-listing condition as indicated in the posted/requested pictures and description. Partial refunds may be applied for items received in condition other than how they were sent and will be denied outright where applicable (e.g. if serial numbers do not match, if item returned is not item sent to buyer, if item has been excessively used, if item is no longer salable, if a new factory sealed collectible is sent back opened, etc...)