111. LKC1.2 Reference (shelfmark): LKC1.2 Title: Sea birds calling Scope & Content: Article in Boy's own paper Collection Area: Sound Archive Languages: English Date Range: 1948 Extent: 1 volume
112. LKF2 Reference (shelfmark): LKF2 Title: Birds and Country magazine Scope & Content: Autumn 1961, Spring 1963, Winter 1963-4 Collection Area: Sound Archive Languages: English Date Range: 1961-1964 Extent: 3 volumes
113. LKA1.5 Reference (shelfmark): LKA1.5 Title: Joseph Haydn's flute clocks Scope & Content: Draft script Collection Area: Sound Archive Languages: English Date Range: 1948 Extent: 5 folios
114. LKA2.6 Reference (shelfmark): LKA2.6 Title: How I became a bird man Scope & Content: Script and draft Collection Area: Sound Archive Languages: English Date Range: 1952 Extent: 8 folios
115. LKA2.8 Reference (shelfmark): LKA2.8 Title: The language of monkeys and apes Scope & Content: Script and draft Collection Area: Sound Archive Languages: English Date Range: 1953 Extent: 8 folios
116. LKG5.2 Reference (shelfmark): LKG5.2 Title: Draft introduction Scope & Content: Draft introductory chapter 'How life began'. Undated document(s) Collection Area: Sound Archive Languages: English Date Range: Mid 20th century Extent: 9 folios
117. LKA7.3 Reference (shelfmark): LKA7.3 Title: Birds and their song' Scope & Content: Typed draft. Undated document(s) Collection Area: Sound Archive Languages: English Date Range: Mid 20th century Extent: 2 folios
118. LKF14 Reference (shelfmark): LKF14 Title: St. Gabriel's Magazine Scope & Content: Monthly magazine of St Gabriel, South Harrow Collection Area: Sound Archive Languages: English Date Range: 1960-1964 Extent: 16 volumes
119. LKB5 Reference (shelfmark): LKB5 Title: Correspondence with BBC regarding Koch's retirement Scope & Content: Correspondence with the BBC regarding his displeasure at forced retirement and recording ownership problems, and with other publishers regarding Koch's soundbooks Collection Area: Sound Archive Languages: English Date Range: 1948-1970 Extent: 70 folios
120. LKA11.3 Reference (shelfmark): LKA11.3 Title: Birdsong as a musical inspiration Scope & Content: Draft scripts and correspondence Collection Area: Sound Archive Languages: English Date Range: 1945-1953 Extent: 24 folios