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- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Diameter: approximately 25 cm
There are some small stains and the fabric is creased in places
En bon état général
There are a few barely visible micro scratches on the bottom of the plates
Il n'y aucune ébréchure
Ancienne régle à calculs d'extrait sec des laits Tavernier-Gravet modèle Jean Pien Fourchettes à fondue Diameter: approximately 25 cmOld ruler for calculating the dry extract of Tavernier Gravet milk, Jean Pien model. This model used in agriculture makes it possible to instantly obtain the total dry extract and the defatted dry extract of whole or skimmed milk. This very unusual slide rule model dates from after 1943. The ruler is in very good condition and its cardboard box is present. There are some small signs of yellowing on the plastic. The original instructions are missing. I
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