The Allotropic Conditions of Silver.--A recent letter from M.
CAREY LEA on this subject, with note of its presentation before
the French Academy by M. BERTHELOT

The French Wine Law.--Recent enactment as to the adulterations
of wine

V. CIVIL ENGINEERING.--Modern Methods of Quarrying.--A recent
paper of great value to all interested in exploiting quarries.--The
most recent methods described, tending now to replace the
cruder processes.--12 illustrations

The Trotter Curve Ranger.--A surveying instrument for laying
off railroad curves, with full details of its theory, construction,
and use in the field.--4 illustrations

VI. METALLURGY.--The Great Bell of the Basilica of the Sacred
Heart of Montmartre.--The founding of the great bell "La Savoyarde"
at the Paccard foundry in France.--Description of the
bell, its inscriptions, and decorations.--3 illustrations

VII. MISCELLANEOUS.--Duck Hunting in Scotland.--A curious method of
approaching ducks under the guise of a donkey.--3 illustrations

VIII. NAVAL ENGINEERING.--Hints to Shipmasters.--A very
practical view of the proper personal habits of the commander
of a merchant ship

The British Cruiser Æolus.--Details of dimensions and armament
of this recently launched British ship