s77.
Ibid, pp 13–14, 19–20 and 23–24. Note that there is inconsistency between differing estimates of the amount of land needed for food and all other purposes. Some would deem Howard’s suggestion of 2,000 hectares of surrounding land for all purposes to be on the low side, even if substantial quantities of food were grown in the gardens in the city itself. It seems right, however, to report on the numbers that have been provided by forbears rather than try to adjudicate between them. The resources for firmer calculations in the light of local circumstances are widely available.