John Brown's Big Book of Speed-Time-Distance Tables is:

• big: 204 A4 pages of tables, with 122,400 time/distance calculation cells
• comprehensive:
  • speeds from 10.0 to 69.5 m/kph
  • distances up to 40 mi/km for all speeds of 16m/kph and over
  • increments in speeds of 0.1mi/km for the two main bands around 30 (for mph) and 50 (for kph)
• easy to read: A4 page format with clear typeface, plus:
  • shading every second column and cross-line every fifth row, making it easy to keep your place
  • times expressed in hours : minutes : seconds, not just minutes : seconds
  • vertical page/column format, giving longest possible uninterrupted run of figures (5 miles/km per page)
  • miles : kilometres conversion table to 3 decimal places, up to 80 km/mi in increments of one-tenth
• good value for money: only £27.95, including first class p&p within the UK

When you invest hundreds or thousands of pounds in the cost of car preparation and entry fees, can you afford NOT to have the best tables available?

The full contents include

• Introduction: with instructions for use of the tables, and a guide to successful timekeeping on regularity sections
• Miles : kilometres conversion table: 0.1-80.0 mi/km, in increments of 0.1 mi/km, converted into km/mi to 3 decimal places (4 pages, with 1,600 conversion calculation cells)
• Average speed tables:

  10.0-15.5 mph or km/h	speed increments: 0.5 m/kph distance covered: 20.0 mi/km	distance increments: 0.1mi/km 4 pages with 2,400 time/distance calculation cells
  16.0-33.9mph or km/h	speed increments: 0.1 m/kph distance covered: 40.0 mi/km	distance increments: 0.1 mi/km 120 pages with 72,000 time/distance calculation cells
  34.0-45.5mph or km/h	speed increments: 0.5m/kph distance covered: 40.0 mi/km	distance increments: 0.1 mi/km 16 pages with 9,600 time/distance calculation cells
  46.0-51.9mph or km/h	speed increments: 0.1 m/kph distance covered: 40.0 mi/km	distance increments: 0.1 mi/km 40 pages with 24,000 time/distance calculation cells
  52.0-69.5mph or km/h	speed increments: 0.5 m/kph distance covered: 40.0 mi/km	distance increments: 0.1 mi/km 24 pages with 14,400 time/distance calculation cells
  		Total: 204 pages/122,400 cells

• All this for just £27.95 inclduding postage to the UK. Overseas orders £2.00 extra.