COMMENT ⊗ VALID 00002 PAGES C REC PAGE DESCRIPTION C00001 00001 C00002 00002 R XM↔?A↔?B↔?C↔?D↔?E↔X C00003 ENDMK C⊗; R XM↔?A↔?B↔?C↔?D↔?E↔X