Annual medical and sanitary report / Nigeria.

  • Nigeria. Medical Department
Date:
[1916]
Catalogue details

Licence: Public Domain Mark

Credit: Annual medical and sanitary report / Nigeria. Source: Wellcome Collection.

    42/154 (page 40)
    Public Earth Drains or Ditches. 1915. 1916. Town. Linear yards of ditches cleaned. Linear yards of ditches dug and graded. Average frequency of clearing ditches of grass. Linear yards of ditches cleaned. Linear yards of ditches dug and graded. Average frequency of clearing ditches of grass. Lagos Calabar ? 15,724 1,590 Weekly Once a quarter. 900 15,724 6,570 Weekly. Once a quarter. Private Masonry Drains. Town. 1915. Linear yards. Linear yards reconstructed during the year. Linear yards repaired daring the year. Linear yards constructed during the year. Lagos Calabar ... 16,669 • * * l ... 1910. j* be C* <D • r—1 CD CD ^ CG -H ^ 93 us rC frt 2 ® rC Ti ?H . h ? rX C3 h 43 c3 rcS N 11- ^oo be ^ % s H £ £ n h-3 a Ci O ••r* ci cl ^ a 5S T1 <D CD O £ 0) p_, <D o C 13 r-> S cu S £ cd ja •rH Jh H-3 •rH O ^ Hi 1-1 16,669 * * * 393. ... Private Earth Drains or Ditches. 1915. 1916. Town. Linear yards of ditches cleaned. Linear yards of ditches dug and graded. Average frequency of clearing ditches of grass. Linear yards of ditches cleaned. Linear yards of ditches dug and graded. Average frequency of clearing ditches of grass. Lagos Calabar 3,724 50 Once a quarter. 3,724 ... Once a quarter. (14).—CLEARANCE OF UNDERGROWTH, LONG GRASS AND JUNGLE. 1915. 1916. Town. No. of Square yards of weeds, grass and vegetation cut and removed. Average frequency of clearance of rank vegetation on the same area. No. of Square yards of weeds, grass and vegetation cut and removed. Average frequency of clearance of rank vegetation on the same area. Lagos Calabar ■? 366,716 6 weeks Monthly 71.900 9,488,840 6 weeks. Monthly.