Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:smartphone
|
| gptkbp:alternativeName |
pneumatic lever
|
| gptkbp:category |
organ technology
|
| gptkbp:enables |
lighter touch for organists
|
| gptkbp:function |
pneumatic assist for organ key action
|
| gptkbp:inventedBy |
gptkb:Charles_Spackman_Barker
|
| gptkbp:invention_year |
1839
|
| gptkbp:notableFor |
gptkb:Cavaillé-Coll_organs
|
| gptkbp:used_in |
pipe organs
19th-century organs |
| gptkbp:bfsParent |
gptkb:Cavaillé-Coll_organ
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Barker lever
|