...a dynamic mechanism. When Robert Boyle asked him what had inspired his discovery, [Harvey] answer'd me, that when he took notice that the Valves in the Veins of so many sevral parts of the Body, were so plac'd that they gave free passage to the Blood towards the heart...

...him as a result of seeing valves in the veins: ln the only Discourse l had with him . . . [he said that] when he took notice that the Valves in the Veins of so many several parts of the Body, were so Placed that they gave free passage to the Blood Towards the Heart,...

...death), what were the things which induced him to think of a circulation of the blood, he answered me, ' That when he took notice that the valves in...many parts of the body were so placed that they gave free passage to the blood towards the heart, but opposed the passage of the venal blood the contrary...

...with him, what were the things that induced him to think of a circulation of the blood, he assured me, that when he took notice that the valves in the...many parts of the body were so placed that they gave free passage of the blood toward the heart, but opposed the passage of the venal blood the contrary...

...with him, what were the things which induced him to think of the circulation of the blood, he answered me, that when he took notice that the valves in the veins of so many parts were so placed that they gave free passage to the blood towards the heart, but opposed the passage...

...he dyed), What were the things that induc'd him to think of a Circulation of the Blood ? He answer'd me, that when he took notice that the Valves in the Veins of so many several parts of the Body, were so Plac'd that they gave free passage to the Blood Towards the Heart,...

...notice that the valves in the veins were so placed, that they gave free passage to the blood toward the heart, but opposed the passage of the venal blood the contrary way, he was incited to imagine, that so provident a cause as nature had not placed so many valves without design...