science-technology-0896 · Wikidata Q90246171
Keuffel and Esser Portland Cement slide rule-2004.010.0464
specialised slid rule for computing ratios of Portland cement raw materials, donated by InteliCoat Technologies Catalogue record “Keuffel and Esser Portland Cement slide rule-2004.010.0464” assigned to “Science & Technology”. The name comes from the open Wikidata record Q90246171. Price, condition and auction timing are demonstration data.
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specialised slid rule for computing ratios of Portland cement raw materials, donated by InteliCoat Technologies Catalogue record “Keuffel and Esser Portland Cement slide rule-2004.010.0464” assigned to “Science & Technology”. The name comes from the open Wikidata record Q90246171. Price, condition and auction timing are demonstration data.
DEMO LOT
Prices and results are demonstrations. You practise decisions, not the market valuation of this object.
Time left 7 hr 24 min · Bids 15
Object source
Wikidata Q90246171. Bidding simulation — Training only · saved on this device · no transaction.
The exercise below is a separate synthetic DEMO case.
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