SEC Filings

Filing date	Form	Description	View
Jan 03, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000006.pdf 0000046080-19-000006.rtf
Nov 29, 2018	8-K	Report of unscheduled material events or corporate event	0000046080-18-000148.pdf 0000046080-18-000148.rtf 0000046080-18-000148.xls
Nov 29, 2018	4	Statement of changes in beneficial ownership of securities	0000046080-18-000149.pdf 0000046080-18-000149.rtf
Nov 28, 2018	4	Statement of changes in beneficial ownership of securities	0000046080-18-000146.pdf 0000046080-18-000146.rtf
Nov 20, 2018	4	Statement of changes in beneficial ownership of securities	0000046080-18-000145.pdf 0000046080-18-000145.rtf
Nov 19, 2018	4	Statement of changes in beneficial ownership of securities	0000046080-18-000144.pdf 0000046080-18-000144.rtf
Nov 08, 2018	4	Statement of changes in beneficial ownership of securities	0000046080-18-000143.pdf 0000046080-18-000143.rtf
Nov 01, 2018	10-Q	Quarterly report which provides a continuing view of a company's financial position	0000046080-18-000142.pdf 0000046080-18-000142.rtf 0000046080-18-000142.xls EX-101.INS - XBRL INSTANCE DOCUMENT
Oct 31, 2018	4	Statement of changes in beneficial ownership of securities	0000046080-18-000135.pdf 0000046080-18-000135.rtf
Oct 31, 2018	4	Statement of changes in beneficial ownership of securities	0000046080-18-000136.pdf 0000046080-18-000136.rtf