l Compass, in case, 1s.

* Models, &c., entered as sets, can only be supplied in sets.

LARGE DIAGRAMS.

ASTRONOMICAL:
TWELVE SHEETS. By JOHN DREW, Ph. Dr., F.R.S.A. Prepared for the
Committee of Council on Education. Sheets, L2 8s.; on rollers
and varnished, L4 4s.

BOTANICAL:
NINE SHEETS. Illustrating a Practical Method of Teaching Botany.
By Professor HENSLOW, F.L.S. L2; on rollers and varnished, L3 3s.

CLASS. DIVISION. SECTION. DIAGRAM.

{ { Thalamifloral 1
Dicotyledon { Angiospermous { Calycifloral 2 & 3
{ { Corollifloral 4
{ { Incomplete 5
{ Gymnospermous 6

{ Petaloid { Superior 7
{ { Inferior 8
Monocotyledons {
{ Glumaceous 9

BUILDING CONSTRUCTION:
TEN SHEETS. By WILLIAM J. GLENNY, Professor of Drawing, King's
College. In sets, L1 1s.

LAXTON'S EXAMPLES OF BUILDING CONSTRUCTION IN TWO DIVISIONS,
containing 32 Imperial Plates, L1.

BUSBRIDGE'S DRAWINGS OF BUILDING CONSTRUCTION, 11 Sheets. 2s. 9d.
Mounted, 5s. 6d.

GEOLOGICAL:
DIAGRAM OF BRITISH STRATA. By H. W. BRISTOW, F.R.S., F.G.S. A Sheet,
4s.; on roller and varnished, 7s. 6d.

MECHANICAL:
DIAGRAMS OF THE MECHANICAL POWERS, AND THEIR APPLICATIONS IN MACHINERY
AND THE ARTS GENERALLY. By DR. JOHN ANDERSON.
8 Diagrams, highly coloured on stout paper, 3 feet 6 inches by 2
feet 6 inches. Sheets L1 per set; mounted on rollers, L2.

DIAGRAMS OF THE STEAM-ENGINE. By Professor GOODEVE and Professor
SHELLEY. Stout paper, 40 inches by 27 inches, highly coloured.
Sets of 41 Diagrams (52 1/2 Sheets), L6 6s.; varnished and mounted
on rollers, L11 11s.

MACHINE DETAILS. By Professor UNWIN. 16 Coloured Diagrams. Sheets,
L2 2s.; mounted on rollers and varnished, L3 14s.

SELECTED EXAMPLES OF MACHINES, OF IRON AND WOOD (French). By STANISLAS
PETTIT. 60 Sheets, L3 5s.; 13s. per dozen.

BUSBRIDGE'S DRAWINGS OF MACHINE CONSTRUCTION. 50 Sheets, 12s. 6d.
Mounted, L1 5s.

LESSONS IN MECHANICAL DRAWING. By