I am not sure whether I need two commas in the following sentence. I would appreciate advice on which sentence is correct. Thank you.<br/><br/>By the beginning of 1904, Abramowski was eating an all raw fruit and vegetable diet, and he had reduced his weight from 14 to 10 stones.<br/><br/>By the beginning of 1904 Abramowski was eating an all raw fruit and vegetable diet, and he had reduced his weight from 14 to 10 stones.<br/><br/>Thank you for any help.