Cushing, C. (1836). Speech of Mr. Cushing, of Massachusetts, on the right of petition, as connected with petitions for the abolition of slavery and the slave trade in the District of Columbia: In the House of representatives, January 25, 1836. Washington: Printed by Gales and Seaton.

Cushing, Caleb. Speech of Mr. Cushing, of Massachusetts, On the Right of Petition, As Connected With Petitions for the Abolition of Slavery and the Slave Trade in the District of Columbia: In the House of Representatives, January 25, 1836. Washington: Printed by Gales and Seaton, 1836.

Cushing, Caleb. Speech of Mr. Cushing, of Massachusetts, On the Right of Petition, As Connected With Petitions for the Abolition of Slavery and the Slave Trade in the District of Columbia: In the House of Representatives, January 25, 1836. Washington: Printed by Gales and Seaton, 1836.