This is the contents of Bank 1 in a ROM map form.

Bank     :1
Contents :Tons of junk
Range    :0x04000-0x07FFF

0x04000-0x04089 - Sprite set pointers
0x0408A-0x0493D - Sprite sets
0x0493E-0x04A2A - [ASM] Update status bar

0x04AFC-0x04B08 - [ASM] Add two digits to OAM stack
0x04B09-0x04B10 - [ASM] Add digit to OAM stack
0x04B11-0x04B2B - [ASM] Add sprite to OAM stack
0x04B2C-0x04B61 - [ASM] Drawing blinking Metroid in HUD
0x04B62-0x04BB2 - [ASM] Load sprite set
0x04BB3-0x04BCD - [ASM] Clear deleted OAM
0x04BCE-0x04BD8 - [ASM] Clear OAM
0x04BD9-0x04DDE - [ASM] Draw Samus
0x04DDF-0x04E1B - [ASM] Draw Samus sprite set
0x04E1C-0x04E32 - [ASM] Start new game
0x04E33-0x04E63 - [ASM] Load from save
0x04E64-0x04E89 - Initial Savegame

0x058F1-0x05910 - Message tilemaps pointers
0x05911-0x05A10 - Message tilemaps
    0x05911-0x05920 - " SAVE...         " (ellipsis is two tiles)
    0x05921-0x05930 - "     PLASMA BEAM"
    0x05931-0x05940 - "      ICE BEAM  "
    0x05941-0x05950 - "     WAVE BEAM  "
    0x05951-0x05960 - "      SPAZER    "
    0x05961-0x05970 - "        BOMB    "
    0x05971-0x05980 - "    SCREW ATTACK"
    0x05981-0x05990 - "      VARIA     "
    0x05991-0x059A0 - " HIGH JUMP BOOTS"
    0x059A1-0x059B0 - "     SPACE JUMP "
    0x059B1-0x059C0 - "    SPIDER BALL "
    0x059C1-0x059D0 - "   SPRING BALL  "
    0x059D1-0x059E0 - "    ENERGY TANK "
    0x059E1-0x059F0 - "    MISSILE TANK"
    0x059F1-0x05A00 - "       ENERGY   "
    0x05A01-0x05A10 - "      MISSILES  "

0x05AB1-0x05CAE - Sprite set pointers
0x05CAF-0x070B9 - Sprite sets

0x0744A-0x07495 - Sprite set pointers
0x07496-0x079EE - Sprite sets

0x07ADF-0x07B86 - [ASM] Save to SRAM
0x07B87-0x07FFF - Free Space