000			00319nam a2200133Ia 4500
008			130223s9999 xx 000 0 und d
245			_aResearch activities, 1962-1965
260			_aAmsterdam
260			_c1971
300			_a58 p.
440			_aNo. 60; Nederland Royal Tropic
901			_pS20360
942			_cB _2udc
999			_c132037 _d132037