PART I. BY LIEUT.-COLONEL ALFRED S. JONES, V.C.

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INTRODUCTORY 1

THE CHEMIST DIBDIN DISCARDS CHEMICAL PRECIPITATION IN FAVOUR OF M. PASTEUR’S AEROBIC ORGANISMS 3

THE CLEANLY AND THE DIRTY (SEPTIC) PROCESSES FOR SLUDGE REMOVAL 5

THE BEST POSSIBLE MEDIUM FOR AEROBIC ORGANISMS TO WORK IN 5

TABULAR STATEMENT DERIVED FROM THE LEEDS OFFICIAL REPORT OF EXPERIMENTS 7

THE WREXHAM SEWAGE FARM 8

THE CAMP FARM, ALDERSHOT, TO WHICH SIX OTHER AREAS OF SEWAGE WORKS HAVE BEEN ADDED FROM JULY 28, 1902 9

EVIDENCE AND REPORTS OF LORD IDDESLEIGH’S ROYAL COMMISSION, 1898-1902 15

AUTOMATIC APPLIANCES FOR SEWAGE AND EFFLUENT DISCHARGE 17

SLUDGE TREATMENT 19

CROPPING A SEWAGE FARM 21

IMPORTANCE OF HAVING TIDY CONTOUR CARRIERS ACCURATELY LEVELLED 23

SUMMARY OF THE EXPERIENCE OF A LIFETIME 23

ANTICIPATION OF A COMING REACTION AGAINST OVER-RIDDEN “FADS” AND TOO MUCH PRESSURE IN SANITATION 25