{"text_format":"3","workbook":"xls","n_sheets":1,"sheets":["문서발송대장"],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"문서발송대장","index":0,"n_rows":3,"n_cols":8,"rows_kept":3,"merged":[[0,0,0,7],[1,0,1,7]],"flags":["formulas_cached_only"]}
["공문서 등록철"]
[" NO.                        "]
["번호","공문번호","접수일","발신자","참조","제목","완결","비         고"]