Department of the Interior Reports for April 1978
- CED-78-66 - Municipal and Industrial Water Conservation (1978-04-03)
The Federal Government Could Do More - EMD-78-54 - Royalty Rates Applied to Outer Continental Shelf Leases (1978-04-25)
- FPCD-78-35 - National Mine Health and Safety Academy (1978-04-25)
Progress and Problems