The pre-industrial period
eNq9mN1y2jAQhe95Csb3/sE0kHQMmYaSlplmSpMw7fSmI+wFRIXkrCQgffrKmDakYzeNiHoJknfX2uNvj52cb1esuQaUVPCe1woirwk8FRnl8543ub30T73zfiNZkjU52Gb2BXHba6aMSNnzitVgCoTL4MvVh7dgrgf0+o1mIqZLSNWjfVpRFrwncnFF8mJPM1kLmjVXoBYi63m5Vrt/m4lUaKrobwR+lzlJIQn3/xyupt9acbdz1u7Eh8tJWMT8h+BaAn4gfF4ZG7hVzFQjAlcDomAu8L627LPTqBNFVimovAYpNKYwJmoxRrGmGWSVmWaESbBKMttkN4BrBqpIUhk8TFfSKjZZku013I2qa35jVgdqq/zIb3VbnW6rG7fj6OTMKhUenFR1L1Yy3PfjNI5C4KFagJ8j+JRnuthEmJ8DUpFZNmssUBHmqE1UDh4LzlEehLsn5ZBRmTNyHyxlbntUBIlZBjR0cHcjxR3couEVM2f2R3yuGQufWfVkjxFHFReUGgjNVQ1NLoa2BzEQXMG2vqN2AFTbvRYpyJcL+0Pw6hkw1lNGU1vGGQxpkGpyPapFnGM8XBAJE3THh8+mULGRL8+dwz47qj7fofNvo/9VbD/6vxpJ1cygoUaRQ3iBWkpg8hjSjPhMHMsYI9TqUL9l6lCiO5ckUsKgxif5lgQy2vzl7pyp392TVS5UBn03vLVVzCcNeH+z+1kZmma9h17b8dkF9I1Aayt/vtzLx/5JC71z/m07TWM1VRZK5fJ1GG42m2C1Mq8qmlGYg3m9+Q+T4GAcuzP1TmZ+6YFKnjoqfVqOyed2zfY5fMoXHOt199fvPXVlDoUajuhGiWxnYB0NX57VD0bXWdnjR2hxl2ZnSomigruyRnpaB8b2yUkr6nZtG8sv0TDi42xGa7661AozCcsvPv1GEhZfe/qNn28uBcg=
Ebfr1QSJYUHvSUvE