SEC Filings

Filing date	Form	Description	View
Jul 27, 2020	8-K	Report of unscheduled material events or corporate event	0000046080-20-000081.pdf 0000046080-20-000081.rtf 0000046080-20-000081.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Jul 02, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000072.pdf 0000046080-20-000072.rtf 0000046080-20-000072.xls
Jul 02, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000073.pdf 0000046080-20-000073.rtf 0000046080-20-000073.xls
Jul 02, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000074.pdf 0000046080-20-000074.rtf 0000046080-20-000074.xls
Jul 02, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000075.pdf 0000046080-20-000075.rtf 0000046080-20-000075.xls
Jul 02, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000076.pdf 0000046080-20-000076.rtf 0000046080-20-000076.xls
Jul 02, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000077.pdf 0000046080-20-000077.rtf 0000046080-20-000077.xls
Jun 30, 2020	11-K	An annual report of employee stock purchase, savings and similar plans	0000046080-20-000071.pdf 0000046080-20-000071.rtf 0000046080-20-000071.xls
May 27, 2020	SD	Specialized Disclosure Report	0000046080-20-000069.pdf 0000046080-20-000069.rtf 0000046080-20-000069.xls
May 18, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000057.pdf 0000046080-20-000057.rtf 0000046080-20-000057.xls

Data provided by Kaleidoscope.