CRITIQUE OF THE GOTHA PROGRAM．＆By Karl Marx 13
Foreword．＆By Frederick Engels 13
Letter to W．Bracke．＆By Karl Marx 15
Marginal Notes to the Program of the German Workers＇ Party．＆By Karl Marx 17
Ⅰ 17
Ⅱ 26
Ⅲ 28
Ⅳ 29
Letter to A．Bebel．＆By Frederick Engels 35
Letter to K．Kautsky．＆By Frederick Engels 42
ON SOCIAL RELATIONS IN RUSSIA．＆By Frederick Engels 46
INTRODUCTION TO DIALECTICS OF NATURE．＆By Frederick Engels 57
THE PART PLAYED BY LABOUR IN THE TRANSITION FROM APE TO MAN．＆By Frederick Engels 74
SOCIALISM：UTOPIAN AND SCIENTIFIC．＆By Frederick Engels 86
Special Introduction to the English Edition of 1892 86
Socialism：Utopian and Scientific 107
Ⅰ 107
Ⅱ 118
Ⅲ 125
KARL MARX．＆By Frederick Engels 143
SPEECH AT THE GRAVESIDE OF KARL MARX．＆By Frederick Engels 153
THE ORIGIN OF THE FAMILY，PRIVATE PROPERTY AND THE STATE．＆By Frederick Engels 155
Preface to the First Edition 1884 155
Preface to the Fourth Edition 1891 157
The Origin of the Family，Private Property and the State 169
Ⅰ．Prehistoric Stages of Culture 169
1．Savagery 169
2．Barbarism 171
Ⅱ．The Family 174
Ⅲ．The Iroquois Gens 219
Ⅳ．The Grecian Gens 232
Ⅴ．The Rise of the Athenian State 239
Ⅵ．The Gens and the State in Rome 248
Ⅶ．The Gens Among the Celts and Germans 257
Ⅷ．The Formation of the State Among the Germans 269
Ⅸ．Barbarism and Civilization 278
MARX AND THE NEUE RHEINISCHE ZEITUNG (1848-1849)．＆By Frederick Engels 297
ON THE HISTORY OF THE COMMUNIST LEAGUE．＆By Frederick Engels 306
LUDWIG FEUERBACH AND THE END OF CLASSICAL GERMAN PHILOSOPHY．＆By Frederick Engels 324
Foreword 324
Ludwig Feuerbach and the End of Classical German Philosophy 326
Ⅰ 326
Ⅱ 334
Ⅲ 342
Ⅳ 349
Theses on Feuerbach．＆By Karl Marx 365
PREFACE TO THE CONDITION OF THE WORKING-CLASS IN ENGLAND IN 1844．＆By Frederick Engels 368
THE PEASANT QUESTION IN FRANCE AND GERMANY．＆By Frederick Engels 381
LETTERS．＆Karl Marx and Frederick Engels 400
Marx to P．V．Annenkov，December 28，1846 400
Marx to J．Weydemeyer，March 5，1852 410
Marx to Engels，April 16，1856 411
Marx to Engels，September 25，1857 412
Marx to L．Kugelmann，February 23，1865 413
Marx to L．Kugelmann，October 9，1866 417
Marx to L．Kugelmann，July 11，1868 418
Marx to L．Kugelmann，April 12，1871 420
Marx to L．Kugelmann，April 17，1871 421
Marx to F．Bolte，November 23，1871 422
Engels to T．Cuno，January 24，1872 424
Engels to A．Bebel，June 20，1873 430
Engels to F．A．Sorge，September 12-17，1874 433
Marx and Engels to A．Bebel，W．Liebknecht，W．Bracke and Others (＂Circular Letter＂)，September 17-18，1879 434
Engels to C．Schmidt，August 5，1890 441
Engels to J．Bloch，September 21-22，1890 443
Engels to C．Schmidt，October 27，1890 445
Engels to F．Mehring，July 14，1893 450
Engels to N．F．Danielson，October 17，1893 454
Engels to H．Starkenburg，January 25，1894 457
NAME INDEX 463
SUBJECT INDEX 476