** On every infinite-dimensional topological vector space there is a discontinuous linear map.

** St Basil, On Virginity.

** Bill: On His Own, sequel the 1981 film

** On placekicks, no offensive lineman can now be engaged by more than two defensive players.

** On the Embassy to Gaius

** On Anger

** To Marcia, On Consolation

** On Tranquility of Mind

** On the Shortness of Life

** To Polybius, On Consolation

** To Helvia, On Consolation

** On Benefits

** On the Terrors of Death ( Epistle IV )

** On Taking One's Own Life ( Epistle LXXVII )

** On the Value of Advice ( Epistle XCIV )

** On Narcissism –

** On Prayer-at Tertullian. org.

** V. On Verse, Its Masters and Explores, 1978

** 2000: On Writing

** 2001: On Writing

** 2001: On Writing

** Movin ' On ( 1974 – 1976 )

** Table of contents, bibliography of On the Origin of Species – links to text and images of all six British editions of The Origin of Species, the 6th edition with additions and corrections ( final text ), the first American edition, and translations into Danish, Dutch, French, German, Polish, Russian and Spanish.

** On the Gulf of Mexico Coast, the Tampa Bay Area, consisting of Tampa, Clearwater, and St. Petersburg

* ( 55 ) De Constantia Sapientis ( On the Firmness of the Wise Person )