1827Imprenta de Ortega y Compañía, calle de Valverde,University of Texas at Austin: Harry Ransom Center
Imprenta de Ortega,University of North Carolina at Chapel Hill: Wilson Special Collections Library
1828Imprenta de Ortega y Cía.,University of North Carolina at Chapel Hill: Wilson Special Collections Library
1828Ortega y Compañía,University of Texas at Austin: Harry Ransom Center
1833Ortega,University of Texas at Austin: Harry Ransom Center
1833Ortega y Compañía,University of Texas at Austin: Harry Ransom Center
1831s.n.,University of Texas at Austin: Harry Ransom Center
1829Ortega,University of Texas at Austin: Harry Ransom Center
1826Ortega y Compañia,University of Texas at Austin: Harry Ransom Center
1830Ortega y Compañía,University of California Berkeley: Bancroft Library
1830Ortega y Compañía,University of Texas at Austin: Harry Ransom Center
1829Imprenta de Ortega y Compañia,University of Texas at Austin: Harry Ransom Center
1826D.M. Ortega,University of Texas at Austin: Harry Ransom Center
1832Ortega,University of Texas at Austin: Harry Ransom Center