• Kapp, Yvonne

The Quarterly Bulletin of the Marx Memorial Library (1980), 94-95, (1), 3–8.

• MacKay, Ian

The Quarterly Bulletin of the Marx Memorial Library (1980), 94-95, (1), 9–10.

• Lindsay, Jack

The Quarterly Bulletin of the Marx Memorial Library (1980), 94-95, (1), 11–14.

• , Edmund
• Frow, Ruth

The Quarterly Bulletin of the Marx Memorial Library (1980), 94-95, (1), 15–16.

The Quarterly Bulletin of the Marx Memorial Library (1980), 94-95, (1), 17

• Pink, Peter

The Quarterly Bulletin of the Marx Memorial Library (1980), 94-95, (1), 18–20.

• , J.R.S
• Gilchrist, Alan

The Quarterly Bulletin of the Marx Memorial Library (1980), 94-95, (1), 21–24.