Related Clues:
- Blueprint details
- View finders?
- Builder's plans, informally
- Blueprint data
- Concrete proposals?
- Writer's guidelines
- You can see right through them
- Builder's guidelines
- Eyeglasses, informally
- Eyeglasses
- Technical data
- Builder's guide
- X-ray ___ (kids' goggles)
- Construction particulars, briefly
- They may hang by the neck