Use the System 6 utility disk image to convert the 7 archive files of British System 7.0.1 into disk image files that Mini vMac can use.
British System 7.0.1 is useful for converting images in ".smi.bin" format (Self Mounting Images encoded in Macbinary) into disk images that can be used by Mini vMac.
The "Sys6Util.dsk" disk image file, from the "System 6 utility disk recipe".
The "Blanks" collection.
The 7 archive files of the British System 7.0.1 from Apple:
Launch Mini vMac
Mount the image file "Sys6Util", such as by dragging the icon of the image onto the Mini vMac window.
Unzip the file "005M.zip" (in the "M" folder) from the Blanks collection.
Mount the resulting "005M.dsk" image in Mini vMac.
Open the "Untitled" disk, such as by double clicking on its icon.
Drag the "Untitled" window lower.
Make the "Untitled" window larger.