1874. ] 
qeeen’s patent wkouqht-iron boiler. 
9 
The talented author of Nicholas Nichlehy ate Pea-pods in Germany, and 
recommended the novelty to housekeepers in England, and got heartily laughed 
at for supposing that all Pea-pods were eatable. Dr. Lindley quenched the 
rising idea, and, therefore, I need not say a word on the subject, for “ what so 
tedious as a twice-told tale.” I name it here to show that our Continental 
neighbours are in the habit of eating. Sugar Peas, and of offering them to 
strangers, and we might do worse that copy such a sensible notion.— Alex, 
Forbyth, Salford, 
GREENES PATENT WROUGHT-IRON BOILER. 
'UOOESS is truly said to be the test of merit; and this being so, the Boiler 
of which we now give an illustration must be noted down as a meritorious 
one, since it has certainly proved to be successful. It has now been for 
some time in use in the garden of the Eoyal Horticultural Society at 
Chiswick, where, if we are not misinformed, it has proved itself to be the best 
boiler in the establishment, and has certainly given the fullest satisfaction to 
those who have introduced it. 
Cross Section. 
Longitudinal Section. 
Gbeek’s Patent Wrought-iron Boiler. 
The principle of the boiler will be at once understood from the accompanying 
figures, which show the longitudinal and cross sections. The fuel rests on hollow 
water-tubes, which form the fire-bars, and the heat and smoke pass upwards 
and backwards, through a narrow, horizontal fine between two thin, overlapping 
water-plates or shelves, as they are termed, and again return over the top of the 
upper shelf, and beneath the arch of the boiler, to the chimney. The soot-door 
