Port Townsend. Wash., Jan. 12. - Great fear is entertained here for the safety of the Northern Pacific steamer Tacoma, novv eight days overdue and twenty-one days out from Yokohama. The steamer Agapanthus, which )eft Yokohama on the same day as the Tacoma, arrlved four days late and passed through unusually rough weather. On several former occasions the Tacoma has made the trip in thirteen days.