Group 3,4,5Annual FilingsCurrent ReportsMergers & AcquisitionsOtherProxy FilingsQuarterly FilingsRegistration Statements Filing year - Any -20222021202020192018201720162015201420132012201120102009200820072006200520042003200220012000199919981997199619951994 Items per page 102550 Filing Date Form Description Filing Group Downloads 08/25/2021 10-K Annual report which provides a comprehensive overview of the company for the past year Annual Filings 0000076334-21-000187.pdf 0000076334-21-000187.rtf 0000076334-21-000187.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA 08/16/2021 8-K/A Amendment to a previously filed 8-K Current Reports 0001193125-21-247766.pdf 0001193125-21-247766.rtf 0001193125-21-247766.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA 08/16/2021 8-K/A Amendment to a previously filed 8-K Current Reports 0001193125-21-247770.pdf 0001193125-21-247770.rtf 0001193125-21-247770.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA 08/13/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000144.pdf 0000076334-21-000144.rtf 0000076334-21-000144.xls 08/13/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000146.pdf 0000076334-21-000146.rtf 0000076334-21-000146.xls 08/13/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000148.pdf 0000076334-21-000148.rtf 0000076334-21-000148.xls 08/13/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000150.pdf 0000076334-21-000150.rtf 0000076334-21-000150.xls 08/13/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000152.pdf 0000076334-21-000152.rtf 0000076334-21-000152.xls 08/13/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000154.pdf 0000076334-21-000154.rtf 0000076334-21-000154.xls 08/13/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000156.pdf 0000076334-21-000156.rtf 0000076334-21-000156.xls Pagination First page « First Previous page ‹ Previous … Page 4 Page 5 Page 6 Page 7 Current page 8 Page 9 Page 10 Page 11 Page 12 … Next page Next › Last page Last » Data provided by Kaleidoscope.
