agreement form exchang letter european econom commun kingdom norwai adapt agreement reciproc trade chees letter commun sir honour refer consult held european econom commun kingdom norwai paragraph agreement reciproc trade chees sign march confirm consult led result quantiti chees import duti laid agreement maintain chang prejudic provis agreement sign juli commun norwai access spain portug half consult held determin quantiti import duti applic year oblig confirm govern agreement forego accept sir assur highest consider behalf council european commun letter norwai sir honour acknowledg receipt letter todai date read honour refer consult held european econom commun kingdom norwai paragraph agreement reciproc trade chees sign march confirm consult led result quantiti chees import duti laid agreement maintain chang prejudic provis agreement sign juli commun norwai access spain portug half consult held determin quantiti import duti applic year oblig confirm govern agreement forego honour confirm govern agreement content letter accept sir assur highest consider govern kingdom norwai