difference in quality as may be mutually agreed by the importing and exporting countries concerned;

(c) No. 1 Hard Winter wheat f.ob. Gulf/Atlantic ports of the United States of America shall be the prices equivalent to the c.i.f. prices in the country of destination of the maximum prices of No. 1 Manitoba Northern Wheat in store Fort William/Port Arthur specified in paragraph I or determined under the provisions of paragraph 2 of this Article, computed by using currently prevailing transportation costs and exchange rates and by making such allowance for difference in quality as may be mutually agreed by the importing and exporting countries concerned; and

(d) No. 1 Soft White/No. 1 Hard Winter wheat f.o.b. Pacific ports of the United States of America shall be the maximum prices for No. 1 Manitoba Northern wheat in store Fort William/Port Arthur specified in paragraph 1 or determined under the provisions of paragraph 2 of this Article converted into the currency of the United States of America at the prevailing rate of exchange, making such allowance for difference in quality as may be mutually agreed by the importing and exporting countries concerned.

4. The equivafent minimum prices for bulk wheat for:

(a) No. 1 Manitoba Northern Wheat in store Vancouver;

(b) f.a.q. wheat f.o.b. Australia;

(c) No. 1 Hard Winter wheat f.o.b. Gulf/Atlantic ports of the United States of America; and

(d) No. 1 Soft White/No. 1 Hard Winter wheat f.o.b. Pacific ports of the United States of America shall be:

the prices in store Vancouver, f.o.b. Australia, f.o.b. United States of America Gulf/Atlantic ports or f.o.b. United States of America Pacific ports equivalent to the c.i.f. prices in the United Kingdom of Great Britain and Northern Ireland of the minimum prices of No. 1 Manitoba Northern wheat in store Fort William/Port Arthur specified in paragraph 1 or determined under the provisions of paragraph 2 of this Article, computed by using currently prevailing transportation costs and exchange rates, and in those importing countries where a quality differential is recognized by making such allowance for difference in quality as may be mutually agreed by the importing and exporting countries concerned.

5. The Executive Committee, elected in accordance with the provisions of Article XIV, may in consultation with the Standing