| Subject | Predicate |
|---|
| ?:Recording 1130 in Playhouse Theatre, Northumberland Avenue | ns1:engineer |
| ?:Recording 1132 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 1138 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 1181 in Maida Vale 4 | ns1:engineer |
| ?:Recording 1186 in Playhouse Theatre, Northumberland Avenue | ns1:engineer |
| ?:Recording 1241 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 1671 in Playhouse Theatre, Northumberland Avenue | ns1:engineer |
| ?:Recording 1711 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 1841 in Playhouse Theatre, Northumberland Avenue | ns1:engineer |
| ?:Recording 2950 in Playhouse Theatre, Northumberland Avenue | ns1:engineer |
| ?:Recording 2998 in Maida Vale 4 | ns1:engineer |
| ?:Recording 3183 in Aeolian Hall, Studio 2 | ns1:engineer |
| ?:Recording 3184 in Maida Vale 4 | ns1:engineer |
| ?:Recording 3366 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 3644 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 3662 in Maida Vale 4 | ns1:engineer |
| ?:Recording 3684 in Maida Vale 4 | ns1:engineer |
| ?:Recording 3739 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 440 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 579 in 201 Piccadilly, Studio 1 | ns1:engineer |
| ?:Recording 603 in Unknown | ns1:engineer |
