Possible Clues:

• In almost desperate straits
• That's where Father is back to get his clothes on
• Art lecture
• Give a talking-to, being direct
• It's up to Father to get some clothing for Mother
• Envelope marking
• Sounds as if it's all put on, yet only on the envelope
• That's 10 across for clothing, by the sound of it
• Where Father is up to put his clothes on
• URL, e.g.