This guys already provided the source 5 years ago. He opened a MISB/MIB set: (URL) The relevent photos are (URL) (URL) I do not have any sourve for keeping 3040 as alternate. [...] (74 months ago, Mar 22, 2018, to Inventories Requests)
Please make changes to the following inventory: (Set 7810-1) * Delete 2 Part 3040 Black Slope 45 2 x 1 * Add 2 Part 3040a Black Slope 45 2 x 1 - without Bottom Tube * Add 3 Part [...] (74 months ago, Mar 22, 2018, to Inventories Requests)
Please make changes to the following inventory: (Set 6895-1) * Add 1 Part 2447 Black Minifig, Visor Standard (Extra) * Add 1 Part 2447 Trans-Red Minifig, Visor Standard [...] (74 months ago, Mar 21, 2018, to Inventories Requests)
Please make changes to the following inventory: (Set 60064-1) * Add 1 Part 45406pb007 Orange Windscreen 4 x 6 x 4 Cab with Hinge and 1 x 4 Bottom Cutout with Arctic Logo on Both [...] (74 months ago, Mar 21, 2018, to Inventories Requests)