Sirdar Kapur Singh wrote the Foreword for the Sri Guru Granth Sahib (English translation) Vol 2. by Dr. Gopal Singh.
It consists of three articles:-
I. The Essentials of Sikhism,
II. The Sikh Thought,
III. Social Implications of Sikhism.
It consists of three articles:-
I. The Essentials of Sikhism,
II. The Sikh Thought,
III. Social Implications of Sikhism.
http://sikhdigitallibrary.blogspot.com/p/celebrating-life-and-works-of-sirdar.html