Matters Arising in 1983

On the half life of ¹³⁸La (reply)

• TSUYOSHI TANAKA
• AKIMASA MASUDA

Electron densities in active galaxies

• C. JORDAN

Electron densities in active galaxies (reply)

• A. P. FAIRALL

Electron densities in active galaxies (reply)

• MARTIN GASKELL

On the half life of ¹³⁸La

• ERIC B. NORMAN
• MARGRETHE A. NELSON

IQ in Japan and the United States (reply)

• RICHARD LYNN

IQ in Japan and the United States

• HAROLD W. STEVENSON
• HIROSHI AZUMA

First mammal-like reptile from Australia (reply)

• RICHARD A. THULBORN

Correlation of Tulu Bor Tuff at Koobi Fora with the Sidi Hakoma Tuff at Hadar (reply)

• FRANCIS H. BROWN

First mammal-like reptile from Australia

• G. M. KING

Correlation of Tulu Bor Tuff at Koobi Fora with the Sidi Hakoma Tuff at Hadar

• J. L. ARONSON
• R. C. WALTER
• M. TAIEB

Variations in magnetization intensity of ocean floor basalts

• U. BLEIL
• N. PETERSEN

Variations in magnetization intensity of ocean floor basalts

• C. RADHAKRISHNAMURTY

Digoxin-like immunoreactivity of a circulating (Na⁺ + K⁺)ATPase inhibitor

• KENNETH A. GRUBER
• VARDAMAN M. BUCKALEW JR

Digoxin-like immunoreactivity of a circulating (Na⁺ + K⁺)ATPase inhibitor (reply)

• J. M. HAMLYN
• R. R. RINGEL
• M. P. BLAUSTEIN

Organic grains in Taurus interstellar clouds

• F. HOYLE
• N. C. WICKRAMASINGHE

Organic grains in Taurus interstellar clouds (reply)

• D. C. B. WHITTET

ESR studies of planktonic foraminifera

• A. G. WINTLE
• D. J. HUNTLEY

ESR studies of planktonic foraminifera (reply)

• TAKAHARU SATO

Amines and secretory pathways (reply)

• H. P. MOORE
• B. GUMBINER
• R. B. KELLY