Here is an online reference. I hope this covers the years in question.

http://books.google.com/books?id=vn3P1QCvC5EC&dq=General+Orders+From+Adjutant+And+Inspector-General's+Office&printsec=frontcover&source=bl&ots=YnXwzjxH32&sig=VaWaApN7V503Qig76AkoMhNmFRU&hl=en&ei=G7dQSv3NApH6sQP_ueyqDQ&sa=X&oi=book_result&ct=result&resnum=1

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David Upton