<dimensions>contains any kind of dimensional specification.
Attributes:
typeindicates which aspect of the object is being measured. For manuscripts, example values might include:
Datatype: CDATA
Legal values:
leavesdimensions relate to one or more leaves (e.g. a single leaf, a gathering, or a separately bound part)
ruleddimensions relate to the area of a leaf which has been ruled in preparation for writing.
prickeddimensions relate to the area of a leaf which has been pricked out in preparation for ruling (used where this differs significantly from the ruled area, or where the ruling is not measurable).
writtendimensions relate to the area of a leaf which has been written, with the height measured from the top of the minims on the top line of writing, to the bottom of the minims on the bottom line of writing.
miniaturesdimensions relate to the miniatures within the manuscript
bindingdimensions relate to the binding in which the codex or manuscript is contained
boxdimensions relate to the box or other container in which the manuscript is stored.
Default: #IMPLIED
Example
<dimensions type="leaves">
 <height scope="range">157-160</height>
 <width>105</width>
</dimensions>
<dimensions type="ruled">
 <height scope="most">90</height>
 <width scope="most">48</width>
</dimensions>
<dimensions type="leaves">
Most leaves are 140 x 100 mm. but the outer gatherings are about
5 mm. taller.</dim>
<dimensions units="in">12 x 10 x 3</dimensions>
Declaration
<!ELEMENT dimensions  - -  ((#PCDATA|height|width|depth)*)>
<!ATTLIST	dimensions	%a.global;
        %a.measured;
	type	CDATA		'#IMPLIED'>
See further2.2.2. Dimensions

Appendix A Reference Documentation for Elements and Classes