Briggs had suggested to Napier in a letter sent before their meeting that logs should be (in our terminology) to base 10 and Briggs had begun to construct tables. Napier replied that he had the same idea but ():
Briggs had iminungkahing sa Napier sa isang sulat na ipinadala bago sa kanilang mga pulong na logs ay dapat na (sa aming mga terminolohiya) na base 10 at Briggs na sinimulan sa bumuo ng mga tables. Napier tumugon na niya ang parehong ideya ngunit ():