SEC Filings

Filing date	Form	Description	View
Jul 30, 2021	4	Statement of changes in beneficial ownership of securities	0000046080-21-000094.pdf 0000046080-21-000094.rtf 0000046080-21-000094.xls
Jul 28, 2021	10-Q	Quarterly report which provides a continuing view of a company's financial position	0000046080-21-000092.pdf 0000046080-21-000092.rtf 0000046080-21-000092.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Jul 26, 2021	8-K	Report of unscheduled material events or corporate event	0000046080-21-000090.pdf 0000046080-21-000090.rtf 0000046080-21-000090.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Jul 02, 2021	4	Statement of changes in beneficial ownership of securities	0000046080-21-000083.pdf 0000046080-21-000083.rtf 0000046080-21-000083.xls
Jul 02, 2021	4	Statement of changes in beneficial ownership of securities	0000046080-21-000084.pdf 0000046080-21-000084.rtf 0000046080-21-000084.xls
Jul 02, 2021	4	Statement of changes in beneficial ownership of securities	0000046080-21-000085.pdf 0000046080-21-000085.rtf 0000046080-21-000085.xls
Jul 02, 2021	4	Statement of changes in beneficial ownership of securities	0000046080-21-000086.pdf 0000046080-21-000086.rtf 0000046080-21-000086.xls
Jul 02, 2021	4	Statement of changes in beneficial ownership of securities	0000046080-21-000087.pdf 0000046080-21-000087.rtf 0000046080-21-000087.xls
Jun 29, 2021	8-K	Report of unscheduled material events or corporate event	0000046080-21-000082.pdf 0000046080-21-000082.rtf 0000046080-21-000082.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Jun 28, 2021	11-K	An annual report of employee stock purchase, savings and similar plans	0000046080-21-000080.pdf 0000046080-21-000080.rtf 0000046080-21-000080.xls

Data provided by Kaleidoscope.