Cash-insurance envelopes used in Korea (some backgrounds)

The insured (declared value) system was introduced in Japan in 1900 for cash/bonds/securities. With the issuance of the special envelopes in 1901, the usage of ordinary envelopes for these valuables became forbidden. In 1910, non-official envelopes became readmitted for items larger than the official envelopes, like jewels, art etc. provided they were in previously unused […]

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