{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Tables and formulae for the computation of life contingencies; with copious examples of annuity, assurance, and Friendly society calculations. Second issue, with an addendum","author_name":"Oliver Peter Gray","thumbnail_url":"https://www.ebooknetworking.net/books/123/638/big1236389336.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1236389336.html\">Tables and formulae for the computation of life contingencies; with copious examples of annuity, assurance, and Friendly society calculations. Second issue, with an addendum</a>","width":400,"height":300}