It needs to be modprobed first

modprobe snd-sb16

hwinfo --verbose --sound

22: ISA(PnP) 01.0: 0401 Multimedia audio controller             
  [Created at isapnp.142]
  Unique ID: R_Yp.jZXwgfR0D4F
  SysFS ID: /devices/pnp1/01:01/01:01.00
  SysFS BusID: 01:01.00
  Hardware Class: sound
  Model: "Creative Sound Blaster Vibra16C"
  Vendor: CTL "Creative Technology Ltd."
  Device: eisa 0x0070 "Sound Blaster Vibra16C"
  SubVendor: CTL "Creative Technology Ltd."
  SubDevice: eisa 0x0001 
  Driver Info #0:
    Driver Status: snd-sb16 is active
    Driver Activation Cmd: "modprobe snd-sb16"
  Config Status: cfg=new, avail=yes, need=no, active=unknown

dmesg

[  278.364604] sb16 01:01.00: [irq 5]
[  278.364627] sb16 01:01.00: [dma 1]
[  278.364642] sb16 01:01.00: [dma 5]
[  278.364673] sb16 01:01.00: [io  0x0220-0x022f]
[  278.364696] sb16 01:01.00: [io  0x0330-0x0331]
[  278.364718] sb16 01:01.00: [io  0x0388-0x038b]
[  278.367090] sb16 01:01.00: activated