Resource

"The provenance is listed in chronological order, beginning with the earliest known owner.

"Life dates of owners, if known, are enclosed in brackets. Uncertain information is indicated by the terms “possibly” or “probably” and explained in footnotes. 

"Relationships between owners and methods of transactions are indicated in the text and clarified through punctuation: a semicolon is used to indicate that the work passed directly between two owners (including dealers, auction houses, or agents), and a period is used to separate two owners (including dealers auction houses or agents) if a direct transfer did not occur or is not known to have occurred.

"Footnotes are used to document or clarify information."