Worldwatch institute Worldwatch paper 141 VF 1892 SEPTEMBER 8, 2023 BY ANONYMOUS Download PDF (2MB) PEIN Date Created Tue, 10/06/2015 - 22:59 PEIN Date Modified Mon, 02/03/2020 - 18:11 PEIN Notes Kept in vertical file collection Record id 49376 Publication Date 1998