eras.Add(new EraInfo(i, dt.Year, dt.Month, dt.Day, dt.Year - 1, 1, lastMaxYear - dt.Year + 1, eraNames ![i], GetAbbreviatedEraName(eraNames, i), ""));
eraNames ![i], GetAbbreviatedEraName(eraNames, i), abbrevEnglishEraNames ![i]));