SEC Filings

Filing date	Form	Description	View
Feb 27, 2020	10-K	Annual report which provides a comprehensive overview of the company for the past year	0000046080-20-000028.pdf 0000046080-20-000028.rtf 0000046080-20-000028.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Feb 24, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000020.pdf 0000046080-20-000020.rtf 0000046080-20-000020.xls
Feb 24, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000021.pdf 0000046080-20-000021.rtf 0000046080-20-000021.xls
Feb 24, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000022.pdf 0000046080-20-000022.rtf 0000046080-20-000022.xls
Feb 24, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000023.pdf 0000046080-20-000023.rtf 0000046080-20-000023.xls
Feb 24, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000024.pdf 0000046080-20-000024.rtf 0000046080-20-000024.xls
Feb 24, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000025.pdf 0000046080-20-000025.rtf 0000046080-20-000025.xls
Feb 20, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000013.pdf 0000046080-20-000013.rtf
Feb 20, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000014.pdf 0000046080-20-000014.rtf
Feb 20, 2020	4	Statement of changes in beneficial ownership of securities	0000046080-20-000016.pdf 0000046080-20-000016.rtf

Data provided by Kaleidoscope.