If cream of tartar is used along with baking soda in a cake or cookie recipe, omit both and use baking powder instead. If it calls for baking soda and cream of tarter, I would just use baking powder. Normally, when cream of tartar is used in a cookie, it is used together with baking soda.
Understand that the tie clip is traditionally placed between the fourth and fifth button of the shirt placket, midway between the pectoral and ab muscles. A younger, more rakish style of fastening men't ties is to tilt the tie clip at a 45-degree downward-facing angle between the third and fourth button on the shirt.
You will see on the old tie rod end, on top, there is a cotter pin, and a castellated nut. Remove the cotter pin, and if it gets damaged, get a new heavy duty cotter pin to replace it.