SEC Filings

Filing date	Form	Description	View
Feb 27, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000035.pdf 0000046080-19-000035.rtf
Feb 27, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000036.pdf 0000046080-19-000036.rtf
Feb 27, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000037.pdf 0000046080-19-000037.rtf
Feb 27, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000038.pdf 0000046080-19-000038.rtf
Feb 27, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000039.pdf 0000046080-19-000039.rtf
Feb 27, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000040.pdf 0000046080-19-000040.rtf
Feb 26, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000026.pdf 0000046080-19-000026.rtf
Feb 26, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000027.pdf 0000046080-19-000027.rtf
Feb 26, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000028.pdf 0000046080-19-000028.rtf
Feb 26, 2019	4	Statement of changes in beneficial ownership of securities	0000046080-19-000029.pdf 0000046080-19-000029.rtf