1

A general test for divisiblity by any prime (except 2 and 5)

Year:
1965
Language:
english
File:
PDF, 307 KB
english, 1965
2

THE LUNAR ATMOSPHERE

Year:
1948
Language:
english
File:
PDF, 57 KB
english, 1948
3

WHAT CAUSES RAIN?

Year:
1948
Language:
english
File:
PDF, 53 KB
english, 1948
4

THE THEORY OF THE ELECTRON MICROSCOPE

Year:
1950
Language:
english
File:
PDF, 168 KB
english, 1950
7

MATHEMATICAL MISCELLANEA

Year:
1952
Language:
english
File:
PDF, 1009 KB
english, 1952
8

Developmental mathematics in the secondary schools

Year:
1955
Language:
english
File:
PDF, 333 KB
english, 1955
9

Questions with unusual answers

Year:
1959
Language:
english
File:
PDF, 315 KB
english, 1959