A frivolous paper, in forme of a petition: : framed and composed by a disaffected party in this citie of London, intended by them to be presented to the honourable House of Commons. With certaine considerations propounded by way of advertisement and caution unto those who through unadvisednesse, are apt to subscribe the same. By a wel-willer to peace and truth. Enlarged with new additions, by way of advertisement to all such who unadvisedly had subscribed; and three speciall rules for their present caution, and future admonition