article_snippet: He said the letter was of ‘immense’ value although the letter would be impossible for thieves to sell.
article_snippet: Every letter by Michelangelo is of immense value.
article_snippet: But in any case the value of the letter
article_snippet: ‘is difficult to estimate because it depends on ‘the content, intended recipient, period and the presence or not of signatures, sketches, designs or sonnets.
article_snippet: He said that the letter would probably not have been a family letter but likely referring to art commissioned by the pope.
article_snippet: It could be on architectural matters or a service note for the acquisition of materials that He needed to complete a work.
article_snippet: Mr Buranelli said while the letters could not be sold the letters were of 'immense value'.