| Ibbotson, Dudley | Gosnells High School III | Assistant Teacher on Probation | 1950 |
| Ibbotson, Dudley | Orange Grove Junior High School V | A./C. | 1952 |
| Ibbotson, Dudley | Gosnells Primary School I | Assistant Teacher | 1953 |
| Ibbotson, Dudley | Kenwick Sp III | Master (Teacher) | 1954 |
| Ibbotson, Dudley | Kenwick Primary School III | Master (Teacher) | 1955 |
| Ibbotson, Dudley | Kenwick Primary School | Master (Teacher) Trg. | 1956 |
| Ibbotson, Dudley | Roleystone Primary School | Temporary Headmaster | 1957 |
| Ibbotson, Dudley | Welshpool Primary - Class III | Master (Teacher) Trg. | 1958 |
| Ibbotson, Dudley | Caversham | Relieving Headmaster | 1959 |
| Ibbotson, Dudley | Fairbridge Primary School IV | Headmaster | 1960 |
| Ibbotson, Dudley | Fairbridge Primary School IV | Headmaster | 1961 |
| Ibbotson, Dudley | Fairbridge Primary School III | Headmaster | 1962 |
| Ibbotson, Dudley | Fairbridge Primary School III | Headmaster | 1963 |
| Ibbotson, Dudley | Claremont Teachers College | Temporary Lecturer I | 1965 |
| Ibbotson, Dudley | Claremont Teachers College | Lecturer I | 1966 |
| Ibbotson, Dudley | Graylands Technical College | Sen Lect Pract | 1969 |
| Ibbotson, Dudley | Graylands Teachers College | Senior Lecturer | 1971 |
| Ibbotson, Dudley T | Graylands Teachers College | S. Lect | 1972 |
| Ibbotson, Dudley T. | Claremont Technical College | RS Lect | 1968 |
| Ibbotson, Dudley T. | Graylands Teachers College | A./Vice. Principal | 1970 |
| Ibbotson, Dudley T. | Graylands Teachers College | Senior Lecturer | 1973 |
| Ibbotson, Frances | Port Hedland Junior High School | Mistress (Teacher) on Probation | 1968 |
| Ibbotson, Francis | Port Hedland Junior High School | Mistress (Teacher) on Probation | 1967 |
| Ibbotson, Gwen | Newdegate South VII | Head Teacher on Supply | 1941 |
| Ibbotson, Gwendoline | Tampia Asstd. | Head Teacher | 1935 |
| Ibbotson, Gwendoline | Tampia Asstd. | Head Teacher | 1936 |
| Ibbotson, Gwendoline | Tampia Asstd. | Head Teacher | 1937 |
| Ibbotson, Philip | Rivervale High School II | Assistant Teacher on Probation | 1950 |
| Ibbotson, Philip | Tuart Hill II Junior High School | Assistant Teacher | 1952 |
| Ibbotson, Philip | Narrogin Junior High School | Master (Teacher) | 1954 |
| Ibbotson, Philip | Bunbury Senior High School | Senior Master (Teacher) | 1959 |
| Ibbotson, Philip | Head Office Technical | Admin.ASST. | 1966 |
| Ibbotson, Philip | Perth Technical College Dept of Management | Lecturer I. | 1967 |
| Ibbotson, Philip | Technical Extention Service - Dept. of General Studies | H./Dept. Gde. A. | 1970 |
| Ibbotson, Phillip | Leederville West I | Monitor on Probation | 1947 |
| Ibbotson, Phillip | Rivervale High School II | Assistant Teacher on Probation | 1951 |
| Ibbotson, Phillip | Tuart Hill Primary School | Assistant Teacher | 1953 |
| Ibbotson, Phillip | Narrogin High School | Master (Teacher) | 1955 |
| Ibbotson, Phillip | Narrogin High School | Master (Teacher) | 1956 |
| Ibbotson, Phillip | Narrogin Agricultural High School | Master (Teacher) | 1957 |
| Ibbotson, Phillip | Bunbury High School | Senior Master (Teacher) | 1958 |
| Ibbotson, Phillip | Bunbury Senior High School | Senior Master (Teacher) Fr. and Ger. | 1960 |
| Ibbotson, Phillip | Bunbury High School | Senior Master (Teacher) Fr. Ger. | 1961 |
| Ibbotson, Phillip | Bunbury Senior High School II | Senior Master (Teacher) Fr. & Ger. | 1962 |
| Ibbotson, Phillip | Bunbury High School | S.MA- Fr.&Ger. | 1963 |
| Ibbotson, Phillip | Bunbury Senior High School | Senior Master (Teacher) Fr. and Ger. | 1964 |
| Ibbotson, Phillip | Technical College Extension Service | Lecturer II | 1965 |
| Ibbotson, Phillip | Perth Technical College Department of Management | Lect I | 1968 |
| Ibbotson, Phillip | Technical Extension Service Dept of General Studies | H/Dept Gde A | 1969 |
| Ibbotson, Phillip John | Technical Extension Service General Studies | Head of Department A. P. | 1971 |
