Related Clues:

• Synonym for "class" found in the middle of 21- and 54-Across and 3- and 35-Down
• It used to be made of lead
• A or B, among personalities
• Adopting principle at first, one head gives advice
• Guilty person, at heart, is kind
• One fanatic accepting penny contribution
• Tap out a text, say
• Data to be processed
• Do data entry, e.g
• Kind; print
• One's contribution to get Putin out
• Hunt and peck, e.g
• The process of feeding data into a computer
• Word with "blood"
• Opposite of output