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Fig. E.1.

Fig. E.1. Refer to the following caption and surrounding text.

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VLA images of IRAM04191 in the three observed bands: 1.4 cm (left), 9 mm (middle), and 7 mm (right). The first panel shows contours at 4, 6, 9, 13, 17, 21, 24 × the rms (4 μJy/beam) and the second panel 4, 6, 9, 12, 15, 18 × rms (5 μJy/beam). The 7 mm image displays contours representing 3, 4, 5, and 5.5 × rms (15 μJy/beam). Natural weighting is used in all three images; the 7 mm image includes a 2000 kλ taper.

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