Non-Government Publication Leaflets No.1:

OIL AND GAS DEPLETION

OIL WAS MADE … A 100 MILLION YEARS AGO.

THE EARTH MADE … ABOUT TWO THOUSAND [SIC] BARRELS.

WE HAVE USED ABOUT HALF OF IT … SINCE 1950.

WE ARE STARTING TO USE … THE OTHER HALF

VERY, VERY, VERY … QUICKLY.

For more see here:
www.no19bus.org.uk/5_Minute_Tour.htm