Duchrow Musterblätter 27 and 29 Design 2 - Viereckige Decke (Vol I p 102, Chart II). Pattern is written with an optional ‘Musche’ (shell?) stitch that can be replaced with a single knit stitch.

Schnelling Nr 4 Pattern 2 - Square Cover (Penning p15 Design 2 Chart 4) - written without the Musche stitch.