[8] The damp-proof course should have been shown close under the plate carrying the floor joists.
[9] Some bacteria form in their interior minute spores, by means of which they are able to resist ordinary destructive agents. These spores again develope into bacteria.
[10] Furthermore, it is stated that when at rest on a plane surface the Culex assumes a position with the axis of the body more or less parallel to the surface; while the Anopheles, under the same circumstances, has the axis of its body more or less at right angles to the surface.
[11] This is diphtheria attacking the larynx
[12] From “Elements of Vital Statistics,” by A Newsholme.
[13] This was written before the figures for the period 1891-1900 were available; but the method adopted is the same, substituting the death-rates, etc., for the later period.
[14] The death-returns greatly understate the actual death-rate from this cause.
[15] There is no general agreement as to the exact sense in which the words average and mean should be used. They are used here interchangeably.