s, the following are mentioned from
personal knowledge of their work:--

RELIEF BLOCKS.

ANDRE & SLEIGH, Bushey, Herts.

THE ART REPRODUCTION COMPANY, Clairville Grove, South Kensington.

MR. DALLAS, 5, Furnival Street, E.C.

A. & C. DAWSON, Hogarth Works, Chiswick.

DELLAGANA & CO., Gayton Road, Hampstead, N.W.

DIRECT PHOTOGRAPHIC COMPANY, 38, Farringdon Street, E.C.

HARE & SONS, LTD., Bride Court, Fleet Street.

CARL HENTSCHEL, 182, Fleet Street, E.C.

CHAS. GEARD (Agent for Krakow), MacLean's Bldgs., New St. Sq., E.C.

MEISENBACH CO., Ltd., Wolfington Road, West Norwood, S.E.

JOHN SWAIN & SON, 58, Farringdon Street, E.C.

SWAN ELECTRIC LIGHT CO., 114, Charing Cross Road, W.C.

TYPOGRAPHIC ETCHING CO., 3, Ludgate Circus Buildings, E.C.

WALKER & BOUTALL, Clifford's Inn, Fleet Street, E.C.

WATERLOW & SONS, Ltd., London Wall, E.C.

VINCENT & HAHN, 34, Barbican, E.C.

INTAGLIO.

Several of the firms mentioned above are makers of "Intaglio" plates;
some are also wood-engravers, photo-lithographers, etc.; and agents for
French, German, and Austrian photo-engravers.

Amongst leading firms who make "Intaglio" plates are Messrs. Boussod,
Valadon, & Co. (London and Paris); and Messrs. Angerer & Goeschl, of
Vienna.

The Autotype Company's admirable reproductions of photographs and
drawings should also be mentioned in this connection.

"Black and White."

NOTICE.--MR. HENRY BLACKBURN'S STUDIO is open five days a week for the
Study and Practice of DRAWING FOR THE PRESS with Technical Assistants.
Students join at any time.

* * * * *

_Private Instruction and by Correspondence._

123, VICTORIA STREET, WESTMINSTER (_near Army & Navy stores_).

OPINIONS OF THE PRESS

On the First Edition.

"'The Art of Illustration' is a brightly written account, by a man who
has had large experience of the ways in which books and newspapers are
illustrated nowadays.... As a collection of typical illustrations by
artists of the day, Mr. Blackburn's book is very attractive."--_The
Times._

"Mr. Blackburn explains the processes--line, half-tone, and so
forth--exemplifying each by the drawings of artists more or less skilled
in the modern work of illustration. They are well chosen as a whole, to
show the possibilities of process work in trained hands."--_Saturday
Review._

"We thoroughly commend this book to all whom it may
con