| Name and Model Number | Marcantoni 10 NB |
| Country of Origin | Italy |
| Date of Manufacture | |
| Front Scales | A[B CI C]D |
| Back Scales | S L T |
| Scale Length | 10 cm |
| Type of Rule | Slide Rule |
| Construction | Plastic |
| Area of Use | Generic |
| Comment | Cursor missing. According to an instructions sheet «G. Marcantoni & C.», were based in Bresso-Milano. There is little known about this Italian manufacturer who claimed to be the «First Italian factory of slide rules» (Prima fabbrica italiana regoli calcolatori).
An article written by John St Clair in the Slide Rule Gazette of Autumn 2003 (available through http://sliderules.lovett.com) describes lots of Marcantoni slide rules. |
| Rarity | RR |
| Donor | Photo from a collection in Belgium |
| Match Number | 348 |
| Thumbnail (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. |