# class GradeEntity
GradeEntity inherits from LibraryItemEntity
# MEMBERS
# member gradeDisplay
Type: GradeDisplayEntity
# member required weight
Type: Number
# member weightUnits
Type: WeightUnitsEntity
# member weightType
Type: WeightTypeEntity
# member required caliper
Type: String
# member cost
Type: Number
# member costUnits
Type: CostUnitsEntity
# member anySheetSize
Type: Boolean
# member sheets
Type: List
# member rolls
Type: List
# CONSTRUCTORS
# constructor GradeEntity()
Description: