List of Signal Boxes and Running Lines

Port Penrhyn Branch

xx	xxxxxxx	xxxxxxxxxxxxxxxxxxxxxxxx	xx	xxxxxxxxxxxxxxxxxxxxxxxx	xx	xxxxxxxxxxxxxxxxx	xx
M	Yds	October 1960		November 1963		November 1965
0	0	Penrhyn Sidings GF		Penrhyn Sidings GF

4	398	Port Penrhyn Quay Sidings		Port Penrhyn Quay Sidings