SEC Filings

Filing date	Description	Form	View
Jan 08, 2018	Report of unscheduled material events or corporate event	8-K	0000075288-18-000003.pdf 0000075288-18-000003.xls 0000075288-18-000003.rtf View HTML
Dec 11, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000055.pdf 0000075288-17-000055.rtf View HTML
Dec 06, 2017	Quarterly report which provides a continuing view of a company's financial position	10-Q	0000075288-17-000054.pdf 0000075288-17-000054.xls 0000075288-17-000054.rtf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML
Dec 05, 2017	Report of unscheduled material events or corporate event	8-K	0001171843-17-007463.pdf 0001171843-17-007463.xls 0001171843-17-007463.rtf View HTML
Oct 06, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000049.pdf 0000075288-17-000049.rtf View HTML
Oct 06, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000050.pdf 0000075288-17-000050.rtf View HTML
Oct 06, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000048.pdf 0000075288-17-000048.rtf View HTML
Sep 01, 2017	Quarterly report which provides a continuing view of a company's financial position	10-Q	0000075288-17-000047.pdf 0000075288-17-000047.xls 0000075288-17-000047.rtf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML
Aug 31, 2017	Report of unscheduled material events or corporate event	8-K	0001171843-17-005320.pdf 0001171843-17-005320.xls 0001171843-17-005320.rtf View HTML
Jul 28, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000044.pdf 0000075288-17-000044.rtf View HTML
Jul 28, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000043.pdf 0000075288-17-000043.rtf View HTML
Jul 28, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000042.pdf 0000075288-17-000042.rtf View HTML
Jul 28, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000041.pdf 0000075288-17-000041.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000040.pdf 0000075288-17-000040.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000039.pdf 0000075288-17-000039.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000038.pdf 0000075288-17-000038.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000037.pdf 0000075288-17-000037.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000036.pdf 0000075288-17-000036.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000035.pdf 0000075288-17-000035.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000034.pdf 0000075288-17-000034.rtf View HTML
Jul 05, 2017	Statement of changes in beneficial ownership of securities	4	0000075288-17-000033.pdf 0000075288-17-000033.rtf View HTML
Jun 15, 2017	Report of unscheduled material events or corporate event	8-K	0000075288-17-000032.pdf 0000075288-17-000032.xls 0000075288-17-000032.rtf View HTML
Jun 07, 2017	Quarterly report which provides a continuing view of a company's financial position	10-Q	0000075288-17-000029.pdf 0000075288-17-000029.xls 0000075288-17-000029.rtf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML
Jun 06, 2017	Report of unscheduled material events or corporate event	8-K	0001171843-17-003506.pdf 0001171843-17-003506.xls 0001171843-17-003506.rtf View HTML
May 31, 2017	Specialized Disclosure Report	SD	0000075288-17-000026.pdf 0000075288-17-000026.xls 0000075288-17-000026.rtf View HTML

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