The archive contains documents and correspondence belonging to the merchant administration Francesco di Marco Datini (1335-1410), testifying for the most part the vast activity in the industrial field, commercial, banking by various companies which he gave life.
The archive is organized according to the eight main warehouses Datini, which constitute the joints of the archive and the backbone ordering. Each warehouse is divided into two major sections: the books (in turn divided into the traditional series) and correspondence received.
The warehouses are followed in chronological order of opening:
- Avignon: Books of account, 1363-1416 (284 units); Correspondence received from the warehouse of Avignon, 1368-1414 (1506 units)
- Prato: Books of account, 1348-1430 (285 units); Correspondence received from the warehouse of Prato,1367-1427 (10.262 units)
- Pisa: Books of account, 1382-1407 (154 units), Correspondence received from the warehouse Pisa, 1378-1410 (38.502 units)
- Florence: Books of account, 1381-1420 (188 units), Correspondence received from the warehouse of Florence, 1365-1420 (31.655 units)
- Genoa: Books of account, 1384-1409 (46 units); Correspondence received from the warehouse of Genoa, 1373-1409 (15.031 units);
- Barcelona: Books of account, 1363-1411 (65 units); Correspondence received from the warehouse of Barcelona, 1382-1412 (24.354 units).
- Valenza: Books of account, 1393-1412 (51 units); Correspondence received from the warehouse of Valencia, 1386-1419 (11.393 units)
- Majorca: Books of account, 1395-1411 (54 units); Correspondence received from the warehouse of Valencia, 1391-1412 (10.580 units)
The correspondence, within each warehouse-company, is ordered as follows::
- by place of origin in alphabetical order and, within each place of origin, Senders, in alphabetical order
- for each sender letters are still ordered, where necessary, per recipient in alphabetical order. The recipient is mainly the company Datini the place of destination, but can also be other
- units within each sender / recipient letters follow each other in chronological order according to the common style.
Outside the warehouse schema-companies, There are the following sections:
- Private correspondence (letters sent and received by Datini, by his wife Margherita and some of the employees Datini);
- Correspondence specialized (for this split for warehouses);
- Appendix to correspondence (minute and copies of letters; letters to different locations by fondaci);
- Acts and other documents (including insurance);
- Execution of the will;