About Marianne P. Stopp Marianne P. Stopp is a historian at Parks Canada and editor of The New Labrador Papers of Captain George Cartwright. Books by Marianne P. Stopp George Cartwright's The Labrador Companion by (author) George Cartwright edited by Marianne P. Stopp George Cartwright's The Labrador Companion edited by Marianne P. Stopp