Joan L. Richards

In February, 1853, Augustus De Morgan, Professor of Mathematics at University College London, drew the last of a series ... Read more

In February, 1853, Augustus De Morgan, Professor of Mathematics at University College London, drew the last of a series ... Read more

In February, 1853, Augustus De Morgan, Professor of Mathematics at University College London, drew the last of a series ... Read more

In February, 1853, Augustus De Morgan, Professor of Mathematics at University College London, drew the last of a series ... Read more

In February, 1853, Augustus De Morgan, Professor of Mathematics at University College London, drew the last of a series ... Read more