McWilliam, on fungi..

Makinson, on creosoted piles

PAGE

20, 22, 29
231

32

Malta, rotten girders in building at
Manganese, and other substances

Mann's (Capt.) and McPherson's (Capt.) experiments

Margary's patent sulphate of copper process..
Mark Lane, No. 16, dry rot in partition at

Marshall (G.), on seasoning oak

Maun (G. O.), on sleepers, Pernambuco railway
Mecquenem's desiccating process
Mellis (J. C.), on creosoted wood
Melseun's experiments with ammonia
Mercer's Hall, decay of carvings at
Mercury, deuto-chloride of

21

Patents, most successful patents

Payne's patent process

Peat moss, for seasoning wood

Penrose's report on carvings, St. Paul's Cathedral
Pepys, Memoirs of, account of rot in ships in
Pering on dry rot

23, 96, 219, 221, 223, 226, 228, 285

Potash, and other substances

Price and Manby's drying stove

Pringle (Sir J.), on the strength of alum

Pritchard's report on sea-worms
Processes, rules for successful

pressure and vacuum

119

156, 233

::::

RAILWAY sleepers, 47, 49, 74, 101, 103, 125, 134, 136, 138, 140, 143,

PAGE

122, 159, 161, 285

Saltpetre, to preserve ships

Salts, deliquescent, corrode metals
Sand and coal tar

283

284

114

112

74

73, 111

114