What is the Electorate when the term of office was 1955–1972, for Peter Howson?
CREATE TABLE "see_also" (
  "member" text,
  "party" text,
  "electorate" text,
  "state" text,
  "term_of_office" text
);
SELECT "electorate" FROM "see_also" WHERE "term_of_office"='1955–1972' AND "member"='peter howson';