Conventional wisdom holds that, when Joshua Norton arrived in San Francisco, he immediately found a business partner and established Joshua Norton & Co. — and that this firm operated continuously until the legal and financial fallout from Joshua’s prolonged rice contract dispute left him deserted and on his own.

But, a close reading of the newspaper record indicates that, during his first 3½ years in San Francisco, Joshua Norton alternated between periods of working with a partner (“& Co.”) and working as a sole proprietor — and that there were three distinct business partnerships that operated under the name “Joshua Norton & Co.”

The primary 20th-century biographers of Emperor Norton identify Joshua’s first business partner as Peter Robertson. But, our recent discovery of details that apparently were missed by these authors suggests that Joshua and Peter did not meet until nearly a year into Joshua’s San Francisco sojourn — and that they met at a time when the “original” Joshua Norton & Co. already had disappeared from view and Joshua was once again working solo.

The circumstantial evidence points to Peter Robertson as the partner in the second Joshua Norton & Co — not the first.

Read on for the full story.