| 1968 TYLER Vehicle Dynamic Braking Systems Art |
| 1968 COUNCIL SCIENT IND RES Acoustic Systems Art |
| 1968 GEN ELECTRIC Electrode Electrohydraulic Systems |
| 1968 WEBER Constant Pressure Fluid Systems Art |
| 1968 IBM Voiced Sound Detector Circuits Systems |
| 1968 GEORGE Pressure Control Systems Patent |
| 1968 STENCEL AERO ENG CORP Load Recovery Systems |
| 1968 GEORGE Load Control Systems Patent Print |
| 1968 OCEAN SYSTEMS Crane Patent Print Art |
| 1968 AEROSPACE SYSTEMS Load Transfer Art Print |
| 1968 STEINTHAL M Load Control Systems Art Print |
| 1968 HILLIARD Anti Pitch Systems Patent Print |
| 1968 LINK EDWIN Crane OCEAN SYSTEMS Patent Print |
| 1968 WESTLAND AIRCRAFT LTD Pressure Control Systems |
| 1968 DERSCH Voiced Sound Detector Circuits Systems |
| 1968 EXXON RESEARCH ENGINEERING CO Anti Pitch Systems |
| 1968 HUBERT PARKIN Acoustic Systems Patent Print |
| 1968 BRADFIELD Load Recovery Systems Patent |
| 1968 SYSTEMS Toy Testing Balancing Skill Patent |
| 1968 JANTZEN Load Control Systems Patent Print |
| 1968 MERTON Electrode Electrohydraulic Systems |
| 1968 BOSSHART Testing Dual Hydraulic Systems Art |
| NASA 1968 (APOLLO): Human Performance In Space Systems |
| 1968 Wang 300 Series Calculator Computer Systems Ad |