Hy Hammer
Books
- Civil service handbook
- Civil service handbook
- Railroad clerk
- File clerk--general clerk
- Police Officer
- Civil Service Handbook
- Office aide
- Building custodian--building superintendent
- Correction officer
- State trooper, highway patrolman, ranger
- State trooper
- Correction Officer Promotion Tests
- Civil service administrative tests
- Sanitation worker
- Police officer
- Mail handler, U.S. Postal Service
- Machinist, machinist's helper
- Case worker
- Transit Electrical Helper
- General test practice for 101 U.S. jobs
- Medical technician, medical assistant, medical aide
- Practice for civil service promotion to supervisory and administrative positions
- Police officer
- State trooper
- Civil service handbook
- Gardener, grounds maintenance worker
- Auto mechanic
- Stenographer-typist U.S. government positions GS-2 to GS-7
- Train operator, tower operator, assistant train dispatcher (New York City Transit Authority)
- State trooper
- General test practice for 101 U.S. jobs
- Test preparation for stenographer-typist
- State trooper
- Principal administrative associate (administrative assistant)
- Bus operator, conductor
- Case worker
- Principal administrative associate (administrative assistant)
- Carpenter
- Case worker
- Civil service clerical promotion tests
Author data: Open Library