|Name and Model Number||Farmarís Publican Rule|
|Country of Origin||England|
|Date of Manufacture||1898 - 1905|
|Scale Length||12.25 in|
|Type of Rule||Slide Rule|
|Construction||Boxwood with brass end plates|
|Area of Use||Brewing|
|Comment||Proofing rule for pub owner.
Publican calculations for proof and profit.
Believed to be the precursor of Farmarís Publican No. 1.
|Donor||Collection of Clay Castleberry|
(Click Picture for Details)
|In conjunction with our 'donors' we assign a rarity rating to each item, based on the system devised by Herman van Herwijnen|
|(1929 - 2004), renowned Dutch collector, author, and creator of Herman's Archive, a collection of 5,000 slide rule images on CD.|
|• RR = Rare - 1 of 25 collectors has one; it may take a year to find an example in the marketplace.|
|• RRR = Very Rare - only a few known to collectors; may be several years before it comes up for sale.|
|• RRRR = Extremely Rare - a museum piece; unlikely that an example will come up for sale.|