Whistleblower (The Office) fourth appearance on the show, after first appearing in "Sabre". Zach Woods made his ninth appearance on the show. While talking with his real estate agent on his cellphone, Dwight states that the office park is 1725 Slough Avenue. "Slough" is a reference to the UK edition of "The Office" which is set in Slough, United Kingdom. In its original American broadcast, "Whistleblower" was viewed by an estimated 6.60 million viewers with a 3.4 rating/10% share in the 18–49 demographic coming second in its timeslot after the season finale of "Grey's Anatomy", receiving the same rating as last week's episode,
Ravenswood Post Office battery was first set up in 1869, followed by the Lady Marian Mill in 1870. The settlement was also surveyed at this time, but by then the goldfield itself, and the buildings and streets already established had shaped the town and the survey merely formalised what was already in place. This can still be seen clearly in the irregularity of the major streets. Ravenswood was gazetted as a town in 1871 and such public buildings as a courthouse, a school and a Post Office and Telegraph Station were constructed within the first few years. However, miners began to encounter problems