Their prints were sold at the Princes Street gallery of Alexander Hill .
Together they made around 2500 portraits , some say 3000 or more , and numerous views of Edinburgh between 1843 and 1848 , exhibiting in 1844 , 1845 and 1846 .
some 's prints were sold at the Princes Street gallery of Alexander Hill .
Together they made around 2500 portraits , some say 3000 or more , and numerous views of Edinburgh between 1843 and 1848 , exhibiting in 1844 , 1845 and 1846 .