Front pages with contents of No. 56 and 57, 1997, Spanish version

Front cover. Contents.

Front pages with contents of No. 58, 1997

Front cover. Contents.

Front pages with contents of No. 59, 1998

Front cover. Table of Contents.

Front pages with contents of No. 60, 1999

Front cover. Table of Contents.

Front pages with contents of No. 61, 2000

Front cover. Table of Contents.

Front pages with contents of No. 62, 2003

Front cover. Information for supporters of the Charles Darwin Foundation. Table of Contents.

Front pages with contents of No. 63, 2005

Cover. Contents.

Front pages with contents of No. 38, 1983

Contents.

Front pages with contents of No. 37, 1983

Contents.