The Ark No.5, October 31, 1934

• Collection: The Ark newsletters
• Date: 1934-10-31
• Format: newsletters

The Ark No.8, December 15, 1934

• Collection: The Ark newsletters
• Date: 1934-12-15
• Format: newsletters

The Ark No.7, December 1, 1934

• Collection: The Ark newsletters
• Date: 1934-12-01
• Format: newsletters