[Illustration]




SCIENTIFIC AMERICAN SUPPLEMENT NO. 595




NEW YORK, MAY 28, 1887.

Scientific American Supplement. Vol. XXIII, No. 595.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.


* * * * *


TABLE OF CONTENTS.

I. BOTANY.--The Relation of Tabasheer to Mineral Substances.--The
composition of this curious secretion of the bamboo.--Analyses
and properties of the material, according to various
observers.--Its appearance under the microscope. 1 illustration.