Index Whiting, William, 3 letters from: RTP, RTP3 109–111 189–190 214n.1 2 committee RTP3 88n.1 107n.1 2 and salt peter production, RTP3 114 161–162 2 letters to: RTP, RTP3 92–94 192–194 1 identified, RTP3 94n.1