thus proceed from a first
study of the larger whole to a more detailed study of a number of
subordinate parts.

THE ST. LAWRENCE RIVER SYSTEM

_I. Topic.--The St. Lawrence River:_

Position, size, extent of system, other characteristics.
Importance--historical, commercial, industrial.

_II. Sub-topic 1.--Importance historically:_

Open mouth to Europe; Open door to continent; Cartier, Champlain.
System of lakes and rivers large and small gave lines of
communication, inviting discovery and subsequent development and
settlement.

_III. Sub-topic 2.--Importance commercially:_

Large tracts of valuable land, timber, etc., made available.
Highway--need of such between East and West. Difficulties to be
overcome, canal, ships. Competition of railways, How? Classes of
goods back and forth. Avenue to and from the wheat land.

_IV. Sub-topic 3.--Importance industrially:_

Great commercial centres--where located and why? Water powers,
elevators, manufacturing of raw materials made available in the
large areas; Immigration; Fishing.

STUDY OF BACTERIA

_I. Topic.--Bacteria:_

What they are; relations, comparisons; other plants in same class,
or those of higher orders; size, shape; where found; conditions of
growth; propagation; modes of distribution; etc.

_II. Sub-topic 1.--Our interest in bacteria, arising out of the injury
or good they do:_

(_a_) Injury: Decay of fruits, trees, tissues, etc.,
diseases--diphtheria, typhoid, tuberculosis; how developed,
conditions, favourable toxins.

(_b_) Benefits: In soil, cheese, butter, etc.; chemical action,
building new compounds and breaking up other compounds.

_III. Sub-topic 2.--Our interest in controlling them; the methods based
on mode and conditions of growth, etc.:_

(_a_) Prevention: Eliminating favourable conditions; low
temperature, high temperatures, cleanliness; sewerage disposal;
clean cow-stables, cellars, kitchens, etc.; antiseptics--carbolic,
formalin, sugar for fruit, sealing up; quarantine, vaccination,
antitoxin.

(_b_) Cultures,--alfalfa, cheese, butter, under control.

GEOGRAPHY OF EUROPE

_I. Topic.--Europe:_

What interest to us; why we study it; position, latitude, near
water, boundaries, size; Surface features--highlands, lowlands,
drainage rivers, coast-line, etc. Climate--temperat