Wrenshall, J. (1818). Farewell to Pittsburgh and the mountains: Remarks on the scenery : description of the difficulties surmounted by emigrants : interspersed with reflections political, prudential and moral; and exactly calculated for those whom it may fit : a poem. Philadelphia: Printed for the author, by Joseph Rakestraw.

Wrenshall, John. Farewell to Pittsburgh and the Mountains: Remarks On the Scenery : Description of the Difficulties Surmounted By Emigrants : Interspersed With Reflections Political, Prudential and Moral; and Exactly Calculated for Those Whom It May Fit : A Poem. Philadelphia: Printed for the author, by Joseph Rakestraw, 1818.

Wrenshall, John. Farewell to Pittsburgh and the Mountains: Remarks On the Scenery : Description of the Difficulties Surmounted By Emigrants : Interspersed With Reflections Political, Prudential and Moral; and Exactly Calculated for Those Whom It May Fit : A Poem. Philadelphia: Printed for the author, by Joseph Rakestraw, 1818.