Similar to 国鉄シム1000形貨車

Douglas D-558-2 Skyrocket

Obice da 210/22

Cannone da 75/27 modello 06

Cannone da 75/27 modello 11

Cannone da 75/32 modello 37

Darwin Information Typing Architecture

Dasher (software)

Data Encryption Standard

German Equipment Works

Belyayev DB-LK

Dbx (noise reduction)

Douglas DC-1

Douglas DC-4E

Douglas DC-7

DEC Alpha

DECnet

Der Deutsche Correspondent

Keio 3000 series

181 series

JNR Class DD15

JNR Class DD51

JNR Class ED73

JNR Class ED74