Loren delivers a package to the clinic. Dr. Quinn is not expecting him. Loren says he delivers packages every Thursday. In previous episodes, Dr. Quinn picks up her packages from Horace's post office.
The type of nasal and facial reconstruction surgery Dr Mike mentions was not invented until 1917.
At the party, Michaela is seen wearing frosted glossy lipstick which was not invented until the 1930s.
Near the 20 min mark, a green vaseline glass candlestick can be seen which is circa 1930s.
As John is looking at his face in the mirror. He moves the mirror and you can see a black shade attached to the ceiling of the clinic.
Ingrid is not included in the family gatherings. She should be involved.
It is late October in Colorado Springs, Colorado. Matthew just brought 171 head of cattle into town. He needs to feed them. There will be no pasture grass. Matthew does not seem worried about his new responsibilities.
Dr. Quinn locked the primary door to the clinic when she went for soup at the Cafe owned by Grace. She would have locked the secondary door too.