|  |  | British built steam trawlers of British Columbia | Analytt | q629.123.2(091)(05) St 3 Clapp, Frank A. / I: Steamboat Bill.  - Årg. XLIII nr. 2, 1986. - s. 100-110
 | Clapp, Frank A. |  | 
				|  |  | British Columbia "Highways" coastal ferries | Analytt | q629.123.2(091)(05) St 3 Clapp, Frank A. / I: Steamboat bill.  - Årg. 37 nr. 153, 1980. - s. 19-25
 | Clapp, Frank A. |  | 
				|  |  | Some British Columbia steamers | Analytt | q629.123.2(091)(05) St 3 Clapp, Frank A. / I: Steamboat Bill.  - Nr. 123, 1972. - s. 154-62
 | Clapp, Frank A. |  | 
				|  |  | Swayne & Hoyt Inc. 1896-1940 | Analytt | q629.123.2(091)(05) St 3 Clapp, Frank A. / I: Steamboat Bill.  - Årg. 41 nr. 2, 1984. - s. 95-108
 | Clapp, Frank A. |  |