PATRICK, On Mars, Londres, Cassell, 1998.

MORTON, OLIVER, Mapping Mars: Science, Imagination and the Birth of a World, Londres, Fourth Estate, 2002.

National Maritime Museum, Globes at Greenwich, Londres, 1999.

OGILBY, JOHN, Y RALPH HYDE (introducción), A-Z of Restoration London, London Topographical Society, 1992.

OGILBY, JOHN, Britannia, Volume The First, Londres, A Duckham & Co, 1939.

OGILBY, JOHN, London Survey'd, London & Middlesex Archaelogical Society, 1895.

OLIVER, RICHARD, Ordnance Survey Maps: A Concise Guide for Historians, Londres, The Charles Close Society, 1994.

PARKER, MIKE, Map Addict: A Tale of Obsession, Fudge & The Ordnance Survey, Londres, Collins, 2009.

PARSONS, NICHOLAS T., Worth the Detour, A History of the Guidebook, Gloucestershire, Sutton Publishing, 2007.

PAWLE, GERALD, The War and Colonel Warden, Londres, Harrap & Co, 1963.

PEARSALL, PHYLLIS, From Bedsitter to Household Name, Kent, Geographers' A-Z Map Company, 1990.

PEASE,of them are nonsense?

All of them.

Fortunes are most often made with one common ingredient: the relentless exploitation of the people who do all the work. The greater the fortune, the greater the exploitation that built it.

Without owners busily extracting wealth from a working class of irreplaceable talents, the history of the United States wouldn't be very United Statesy. Averaging as we do the lowest number of vacation days in the western world, exploitation is our true national pastime. Baseball is only the humane face of the American workplace.

As a fan and student of this greatest of games, I celebrate baseball as a benign laboratory of worker exploitation. I can afford to be cheerful about it; unlike most such laboratories, the game was strongly unionized recently. Considered chattel in