The condition of lots can vary widely and the nature of the lots sold means that they are unlikely to be in a perfect condition. Lots are sold in the condition they are in at the time of sale.

The full sheet.
Pale time staining.
Two pale foxmarks in the upper image and lower margin respectively.
Otherwise in good condition.

The condition of lots sold can vary widely due to factors such as age, previous damage, restoration, repair, and wear and tear. The nature of the lots sold means that they will rarely be in perfect condition. Lots are sold in the condition they are in at the time of sale.