Diagrams Charts Etc -- See Charts, diagrams, etc. Here are entered works on the creation and use of charts and diagrams as well as general collections not limited to any field. --subdivision Charts, diagrams, etc. under topical headings for works consisting of miscellaneous charts or diagrams illustrating those topics
Dial A Ride -- See Paratransit services Here are entered works on forms of public passenger transportation that are demand responsive, usually nonscheduled, and not necessarily operated on a fixed route. Works on public passenger transportation generally consisting of computerized, driverless vehicles, on a fixed guideway are entered under the heading Personal rapid transit.
Dialectical Materialism -- See Also the narrower term Historical materialism Here are entered works on the Marxian theory of human history. Works on the writing of history from a historical materialist point of view are entered under Marxian historiography.