LINGO LIBRARY · 23100A Budget of Paradoxes, Volume I✳De Morgan, AugustusENB1 · EstimatedA Budget of Paradoxes, Volume IDe Morgan, Augustus
LINGO LIBRARY · 26408A Budget of Paradoxes, Volume II✳De Morgan, AugustusENB1 · EstimatedA Budget of Paradoxes, Volume IIDe Morgan, Augustus
LINGO LIBRARY · 68662Elements of arithmetic✳De Morgan, AugustusENA2 · EstimatedElements of arithmeticDe Morgan, Augustus
LINGO LIBRARY · 67017First notions of logic (preparatory to the study of geometry)✳De Morgan, AugustusENB2 · EstimatedFirst notions of logic (preparatory to the study of geometry)De Morgan, Augustus
LINGO LIBRARY · 39041Elementary Illustrations of the Differential and Integral Calculus✳De Morgan, AugustusENElementary Illustrations of the Differential and Integral CalculusDe Morgan, Augustus
LINGO LIBRARY · 39088On the study and difficulties of mathematics✳De Morgan, AugustusENOn the study and difficulties of mathematicsDe Morgan, Augustus
LINGO LIBRARY · 79706Arithmetical books : $b from the invention of printing to the present time✳De Morgan, AugustusENArithmetical books : $b from the invention of printing to the present timeDe Morgan, Augustus