These price lists reflect the availability of particular products, their designations in different regions and periods, as well as external events, such as the turmoil of war or the proximity to important trading routes. In libraries and archives, we have encountered many price lists that consistently proved to be gold mines for research into painting technology. For the most detailed introduction to date into the phenomenon of the price lists, please refer to our article in Restauro, No. 6 (2001), pp. 450 - 455.
