Illustration codes 1:	|- Filling character |- Filling character non required value non required value a - illustrations a - illustrations b - maps b - maps c - portraits c - portraits d - charts d - charts e - plans e - plans f - plates f - plates g - music g - music h - facsimiles h - facsimiles i - coats of arms i - coats of arms j - genealogical tables j - genealogical tables k - forms k - forms l - samples l - samples m - sound recordings m - sound recordings n - transparencies n - transparencies o - illuminations o - illuminations y - no illustrations y - no illustrations	Illustration codes 2:	|- Filling character |- Filling character non required value non required value a - illustrations a - illustrations b - maps b - maps c - portraits c - portraits d - charts d - charts e - plans e - plans f - plates f - plates g - music g - music h - facsimiles h - facsimiles i - coats of arm i - coats of arm j - genealogical tables j - genealogical tables k - forms k - forms l - samples l - samples m - sound recordings m - sound recordings n - transparencies n - transparencies o - illuminations o - illuminations y - no illustrations y - no illustrations
Illustration codes 3:	|- Filling character |- Filling character non required value non required value a - illustrations a - illustrations b - maps b - maps c - portraits c - portraits d - charts d - charts e - plans e - plans f - plates f - plates g - music g - music h - facsimiles h - facsimiles i - coats of arms i - coats of arms j - genealogical tables j - genealogical tables k - forms k - forms l - samples l - samples m - sound recordings m - sound recordings n - transparencies n - transparencies o - illuminations o - illuminations y - no illustration y - no illustration	Illustration codes 4:	|- Filling character |- Filling character non required value non required value a - illustrations a - illustrations b - maps b - maps c - portraits c - portraits d - charts d - charts e - plans e - plans f - plates f - plates g - music g - music h - facsimiles h - facsimiles i - coats of arms i - coats of arms j - genealogical tables j - genealogical tables k - forms k - forms l - samples l - samples m - sound recordings m - sound recordings n - transparencies n - transparencies o - illuminations o - illuminations y - no illustration y - no illustration
Form of contents codes 1:	|- Filling character |- Filling character non required value non required value a - bibliography a - bibliography b - catalogue b - catalogue c - index c - index d - abstract or summary d - abstract or summary e - dictionary e - dictionary f - encyclopaedia f - encyclopaedia g - directory g - directory h - project description h - project description i - statistics i - statistics j - programmed text book j - programmed text book k - patent k - patent l - standard l - standard m - dissertation or thesis (original) m - dissertation or thesis (original) n - laws and legislation n - laws and legislation o - numeric table o - numeric table p - technical report p - technical report q - examination paper q - examination paper r - literature surveys/reviews r - literature surveys/reviews s - treaties s - treaties t - cartoons or comic strips t - cartoons or comic strips v - dissertation or thesis (revised) v - dissertation or thesis (revised) w - Religious text w - Religious text z - other z - other	Form of contents codes 2:	|- Filling character |- Filling character non required value non required value a - bibliography a - bibliography b - catalogue b - catalogue c - index c - index d - abstract or summary d - abstract or summary e - dictionary e - dictionary f - encyclopaedia f - encyclopaedia g - directory g - directory h - project description h - project description i - statistics i - statistics j - programmed text book j - programmed text book k - patent k - patent l - standard l - standard m - dissertation or thesis (original) m - dissertation or thesis (original) n - laws and legislation n - laws and legislation o - numeric table o - numeric table p - technical report p - technical report q - examination paper q - examination paper r - literature surveys/reviews r - literature surveys/reviews s - treaties s - treaties t - cartoons or comic strips t - cartoons or comic strips v - dissertation or thesis (revised) v - dissertation or thesis (revised) w - Religious text w - Religious text z - other z - other
Form of contents codes 3:	|- Filling character |- Filling character non required value non required value a - bibliography a - bibliography b - catalogue b - catalogue c - index c - index d - abstract or summary d - abstract or summary e - dictionary e - dictionary f - encyclopaedia f - encyclopaedia g - directory g - directory h - project description h - project description i - statistics i - statistics j - programmed text book j - programmed text book k - patent k - patent l - standard l - standard m - dissertation or thesis (original) m - dissertation or thesis (original) n - laws and legislation n - laws and legislation o - numeric table o - numeric table p - technical report p - technical report q - examination paper q - examination paper r - literature surveys/reviews r - literature surveys/reviews s - treaties s - treaties t - cartoons or comic strips t - cartoons or comic strips v - dissertation or thesis (revised) v - dissertation or thesis (revised) w - Religious text w - Religious text z - other z - other	Form of contents codes 4:	|- Filling character |- Filling character non required value non required value a - bibliography a - bibliography b - catalogue b - catalogue c - index c - index d - abstract or summary d - abstract or summary e - dictionary e - dictionary f - encyclopaedia f - encyclopaedia g - directory g - directory h - project description h - project description i - statistics i - statistics j - programmed text book j - programmed text book k - patent k - patent l - standard l - standard m - dissertation or thesis (original) m - dissertation or thesis (original) n - laws and legislation n - laws and legislation o - numeric table o - numeric table p - technical report p - technical report q - examination paper q - examination paper r - literature surveys/reviews r - literature surveys/reviews s - treaties s - treaties t - cartoons or comic strips t - cartoons or comic strips v - dissertation or thesis (revised) v - dissertation or thesis (revised) w - Religious text w - Religious text z - other z - other
Conference or meeting code :	|- Filling character |- Filling character 0- not a conference publication 0- not a conference publication 1- conference publication 1- conference publication
Festschrift indicator	|- Filling character |- Filling character 0 - not a festschrift 0 - not a festschrift 1 - festschrift 1 - festschrift
Index indicator	|- Filling character |- Filling character 0 - no index 0 - no index 1 - index present 1 - index present
Literature code	|- Filling character |- Filling character a - fiction a - fiction b - drama b - drama c - essays c - essays d - humour, satire d - humour, satire e - letters e - letters f - short stories f - short stories g - poetry g - poetry h - speeches, oratory h - speeches, oratory i - booklet i - booklet y - not a literary text y - not a literary text z - multiple or other literary forms z - multiple or other literary forms
Biography code	|- Filling character |- Filling character y - not biographical y - not biographical a - autobiography a - autobiography b - individual biography b - individual biography c - collective biography c - collective biography d - contains biographical information d - contains biographical information