1. LKA Reference (shelfmark): LKA Title: Broadcasting Scripts Scope & Content: Drafts, scripts and correspondence for broadcast programmes by Ludwig Koch Collection Area: Sound Archive Languages: English, French, and German Date Range: 1939-1964 Extent: 13 files
2. LKF Reference (shelfmark): LKF Title: Journals, Magazines and Brochures collected by Koch Scope & Content: Nature-related and other journals, magazines, annual reports, tourism brochures, leaflets and programmes, and record sleeve notes. Some undated documents Collection Area: Sound Archive Languages: English, French, and German Date Range: 1941-1988 Extent: 21 files containing 105 volumes