Talk:Douglas Y1B-7

1. Referencing and citation: not checked
2. Coverage and accuracy: not checked
3. Structure: not checked
4. Grammar: not checked
5. Supporting materials: not checked

To fill out this checklist, please add the following to the template call:
<!-- 1. It is suitably referenced, and all major points are appropriately cited. -->
|B-Class-1=yes/no
<!-- 2. It reasonably covers the topic, and does not contain major omissions or inaccuracies. -->
|B-Class-2=yes/no
<!-- 3. It has a defined structure, including a lead section and one or more sections of content. -->
|B-Class-3=yes/no
<!-- 4. It is free from major grammatical errors. -->
|B-Class-4=yes/no
<!-- 5. It contains appropriate supporting materials, such as an infobox, images, or diagrams. -->
|B-Class-5=yes/no